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Finding the Fourth Proportional to 35,881.98, 53,773.65 and 18,314.88

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Solution

The fourth proportional to 35,881.98, 53,773.65 and 18,314.88 is: 27,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881.98 : 53,773.65 = 18,314.88 : x
  2. Step 2: Convert to fraction form
    35,881.98/53,773.65 = 18,314.88/x
  3. Step 3: Cross multiply
    35,881.98x = 53,773.65 × 18,314.88
  4. Step 4: Simplify right side
    35,881.98x = 984,857,946.91
  5. Step 5: Solve for x
    x = 984,857,946.91/35,881.98
  6. Step 6: Final answer
    x = 27,447.15

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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.