Home / 15,065.38-22,605.95-10,939.47

Finding the Fourth Proportional to 15,065.38, 22,605.95 and 10,939.47

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Solution

The fourth proportional to 15,065.38, 22,605.95 and 10,939.47 is: 16,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.38 : 22,605.95 = 10,939.47 : x
  2. Step 2: Convert to fraction form
    15,065.38/22,605.95 = 10,939.47/x
  3. Step 3: Cross multiply
    15,065.38x = 22,605.95 × 10,939.47
  4. Step 4: Simplify right side
    15,065.38x = 247,297,111.85
  5. Step 5: Solve for x
    x = 247,297,111.85/15,065.38
  6. Step 6: Final answer
    x = 16,414.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.