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Finding the Fourth Proportional to 44,491.40, 66,737.10 and 14,899.40

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Solution

The fourth proportional to 44,491.40, 66,737.10 and 14,899.40 is: 22,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,491.40 : 66,737.10 = 14,899.40 : x
  2. Step 2: Convert to fraction form
    44,491.40/66,737.10 = 14,899.40/x
  3. Step 3: Cross multiply
    44,491.40x = 66,737.10 × 14,899.40
  4. Step 4: Simplify right side
    44,491.40x = 994,342,747.74
  5. Step 5: Solve for x
    x = 994,342,747.74/44,491.40
  6. Step 6: Final answer
    x = 22,349.10

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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.