Home / 24,938.28-34,419.60-15,381.36

Finding the Fourth Proportional to 24,938.28, 34,419.60 and 15,381.36

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Solution

The fourth proportional to 24,938.28, 34,419.60 and 15,381.36 is: 21,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,938.28 : 34,419.60 = 15,381.36 : x
  2. Step 2: Convert to fraction form
    24,938.28/34,419.60 = 15,381.36/x
  3. Step 3: Cross multiply
    24,938.28x = 34,419.60 × 15,381.36
  4. Step 4: Simplify right side
    24,938.28x = 529,420,258.66
  5. Step 5: Solve for x
    x = 529,420,258.66/24,938.28
  6. Step 6: Final answer
    x = 21,229.22

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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.