Home / 25,072.86-34,591.38-15,001.58

Finding the Fourth Proportional to 25,072.86, 34,591.38 and 15,001.58

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Solution

The fourth proportional to 25,072.86, 34,591.38 and 15,001.58 is: 20,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.86 : 34,591.38 = 15,001.58 : x
  2. Step 2: Convert to fraction form
    25,072.86/34,591.38 = 15,001.58/x
  3. Step 3: Cross multiply
    25,072.86x = 34,591.38 × 15,001.58
  4. Step 4: Simplify right side
    25,072.86x = 518,925,354.38
  5. Step 5: Solve for x
    x = 518,925,354.38/25,072.86
  6. Step 6: Final answer
    x = 20,696.70

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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.