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Finding the Fourth Proportional to 29,691.94, 40,946.60 and 17,753.34

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Solution

The fourth proportional to 29,691.94, 40,946.60 and 17,753.34 is: 24,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.94 : 40,946.60 = 17,753.34 : x
  2. Step 2: Convert to fraction form
    29,691.94/40,946.60 = 17,753.34/x
  3. Step 3: Cross multiply
    29,691.94x = 40,946.60 × 17,753.34
  4. Step 4: Simplify right side
    29,691.94x = 726,938,911.64
  5. Step 5: Solve for x
    x = 726,938,911.64/29,691.94
  6. Step 6: Final answer
    x = 24,482.70

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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.