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Finding the Fourth Proportional to 67,351.59, 101,026.91 and 19,966.88

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Solution

The fourth proportional to 67,351.59, 101,026.91 and 19,966.88 is: 29,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,351.59 : 101,026.91 = 19,966.88 : x
  2. Step 2: Convert to fraction form
    67,351.59/101,026.91 = 19,966.88/x
  3. Step 3: Cross multiply
    67,351.59x = 101,026.91 × 19,966.88
  4. Step 4: Simplify right side
    67,351.59x = 2,017,192,341.47
  5. Step 5: Solve for x
    x = 2,017,192,341.47/67,351.59
  6. Step 6: Final answer
    x = 29,950.18

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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.