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Finding the Fourth Proportional to 29,644.92, 40,903.11 and 17,705.88

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Solution

The fourth proportional to 29,644.92, 40,903.11 and 17,705.88 is: 24,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,644.92 : 40,903.11 = 17,705.88 : x
  2. Step 2: Convert to fraction form
    29,644.92/40,903.11 = 17,705.88/x
  3. Step 3: Cross multiply
    29,644.92x = 40,903.11 × 17,705.88
  4. Step 4: Simplify right side
    29,644.92x = 724,225,557.29
  5. Step 5: Solve for x
    x = 724,225,557.29/29,644.92
  6. Step 6: Final answer
    x = 24,430.01

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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.