Home / 25,244.56-34,824.48-15,169.28

Finding the Fourth Proportional to 25,244.56, 34,824.48 and 15,169.28

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Solution

The fourth proportional to 25,244.56, 34,824.48 and 15,169.28 is: 20,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,244.56 : 34,824.48 = 15,169.28 : x
  2. Step 2: Convert to fraction form
    25,244.56/34,824.48 = 15,169.28/x
  3. Step 3: Cross multiply
    25,244.56x = 34,824.48 × 15,169.28
  4. Step 4: Simplify right side
    25,244.56x = 528,262,142.29
  5. Step 5: Solve for x
    x = 528,262,142.29/25,244.56
  6. Step 6: Final answer
    x = 20,925.78

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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.