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Finding the Fourth Proportional to 29,191.61, 40,285.41 and 17,265.17

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Solution

The fourth proportional to 29,191.61, 40,285.41 and 17,265.17 is: 23,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191.61 : 40,285.41 = 17,265.17 : x
  2. Step 2: Convert to fraction form
    29,191.61/40,285.41 = 17,265.17/x
  3. Step 3: Cross multiply
    29,191.61x = 40,285.41 × 17,265.17
  4. Step 4: Simplify right side
    29,191.61x = 695,534,452.17
  5. Step 5: Solve for x
    x = 695,534,452.17/29,191.61
  6. Step 6: Final answer
    x = 23,826.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.