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Finding the Fourth Proportional to 44,357.10, 66,510.54 and 14,758.89

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Solution

The fourth proportional to 44,357.10, 66,510.54 and 14,758.89 is: 22,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,357.10 : 66,510.54 = 14,758.89 : x
  2. Step 2: Convert to fraction form
    44,357.10/66,510.54 = 14,758.89/x
  3. Step 3: Cross multiply
    44,357.10x = 66,510.54 × 14,758.89
  4. Step 4: Simplify right side
    44,357.10x = 981,621,743.70
  5. Step 5: Solve for x
    x = 981,621,743.70/44,357.10
  6. Step 6: Final answer
    x = 22,129.98

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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.