Home / 23,371.38-32,262.39-15,399.72

Finding the Fourth Proportional to 23,371.38, 32,262.39 and 15,399.72

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Solution

The fourth proportional to 23,371.38, 32,262.39 and 15,399.72 is: 21,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,371.38 : 32,262.39 = 15,399.72 : x
  2. Step 2: Convert to fraction form
    23,371.38/32,262.39 = 15,399.72/x
  3. Step 3: Cross multiply
    23,371.38x = 32,262.39 × 15,399.72
  4. Step 4: Simplify right side
    23,371.38x = 496,831,772.53
  5. Step 5: Solve for x
    x = 496,831,772.53/23,371.38
  6. Step 6: Final answer
    x = 21,258.13

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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.