Home / 45,491.38-68,237.25-15,909.28

Finding the Fourth Proportional to 45,491.38, 68,237.25 and 15,909.28

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Solution

The fourth proportional to 45,491.38, 68,237.25 and 15,909.28 is: 23,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,491.38 : 68,237.25 = 15,909.28 : x
  2. Step 2: Convert to fraction form
    45,491.38/68,237.25 = 15,909.28/x
  3. Step 3: Cross multiply
    45,491.38x = 68,237.25 × 15,909.28
  4. Step 4: Simplify right side
    45,491.38x = 1,085,605,516.68
  5. Step 5: Solve for x
    x = 1,085,605,516.68/45,491.38
  6. Step 6: Final answer
    x = 23,863.98

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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.