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Finding the Fourth Proportional to 35,112, 52,695.66 and 15,404.16

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Solution

The fourth proportional to 35,112, 52,695.66 and 15,404.16 is: 23,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,112 : 52,695.66 = 15,404.16 : x
  2. Step 2: Convert to fraction form
    35,112/52,695.66 = 15,404.16/x
  3. Step 3: Cross multiply
    35,112x = 52,695.66 × 15,404.16
  4. Step 4: Simplify right side
    35,112x = 811,732,377.95
  5. Step 5: Solve for x
    x = 811,732,377.95/35,112
  6. Step 6: Final answer
    x = 23,118.37

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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.