Home / 25,307.29-34,905.18-22,439.38

Finding the Fourth Proportional to 25,307.29, 34,905.18 and 22,439.38

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Solution

The fourth proportional to 25,307.29, 34,905.18 and 22,439.38 is: 30,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.29 : 34,905.18 = 22,439.38 : x
  2. Step 2: Convert to fraction form
    25,307.29/34,905.18 = 22,439.38/x
  3. Step 3: Cross multiply
    25,307.29x = 34,905.18 × 22,439.38
  4. Step 4: Simplify right side
    25,307.29x = 783,250,534.10
  5. Step 5: Solve for x
    x = 783,250,534.10/25,307.29
  6. Step 6: Final answer
    x = 30,949.61

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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.