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Finding the Fourth Proportional to 41,602.75, 62,404.13 and 13,900.75

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Solution

The fourth proportional to 41,602.75, 62,404.13 and 13,900.75 is: 20,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,602.75 : 62,404.13 = 13,900.75 : x
  2. Step 2: Convert to fraction form
    41,602.75/62,404.13 = 13,900.75/x
  3. Step 3: Cross multiply
    41,602.75x = 62,404.13 × 13,900.75
  4. Step 4: Simplify right side
    41,602.75x = 867,464,210.10
  5. Step 5: Solve for x
    x = 867,464,210.10/41,602.75
  6. Step 6: Final answer
    x = 20,851.13

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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.