Home / 22,030.36-30,339.30-19,376.92

Finding the Fourth Proportional to 22,030.36, 30,339.30 and 19,376.92

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Solution

The fourth proportional to 22,030.36, 30,339.30 and 19,376.92 is: 26,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.36 : 30,339.30 = 19,376.92 : x
  2. Step 2: Convert to fraction form
    22,030.36/30,339.30 = 19,376.92/x
  3. Step 3: Cross multiply
    22,030.36x = 30,339.30 × 19,376.92
  4. Step 4: Simplify right side
    22,030.36x = 587,882,188.96
  5. Step 5: Solve for x
    x = 587,882,188.96/22,030.36
  6. Step 6: Final answer
    x = 26,685.09

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Half scale
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Double scale
Find fourth proportional to 22,031.36, 30,340.68 and 19,377.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.