Home / 16,357.60-22,574.82-9,188.20

Finding the Fourth Proportional to 16,357.60, 22,574.82 and 9,188.20

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Solution

The fourth proportional to 16,357.60, 22,574.82 and 9,188.20 is: 12,680.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,357.60 : 22,574.82 = 9,188.20 : x
  2. Step 2: Convert to fraction form
    16,357.60/22,574.82 = 9,188.20/x
  3. Step 3: Cross multiply
    16,357.60x = 22,574.82 × 9,188.20
  4. Step 4: Simplify right side
    16,357.60x = 207,421,961.12
  5. Step 5: Solve for x
    x = 207,421,961.12/16,357.60
  6. Step 6: Final answer
    x = 12,680.46

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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.