Home / 22,358.33-30,867.38-15,562.23

Finding the Fourth Proportional to 22,358.33, 30,867.38 and 15,562.23

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Solution

The fourth proportional to 22,358.33, 30,867.38 and 15,562.23 is: 21,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358.33 : 30,867.38 = 15,562.23 : x
  2. Step 2: Convert to fraction form
    22,358.33/30,867.38 = 15,562.23/x
  3. Step 3: Cross multiply
    22,358.33x = 30,867.38 × 15,562.23
  4. Step 4: Simplify right side
    22,358.33x = 480,365,131.85
  5. Step 5: Solve for x
    x = 480,365,131.85/22,358.33
  6. Step 6: Final answer
    x = 21,484.84

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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.