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Finding the Fourth Proportional to 35,306.56, 48,723.12 and 19,392.04

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Solution

The fourth proportional to 35,306.56, 48,723.12 and 19,392.04 is: 26,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,306.56 : 48,723.12 = 19,392.04 : x
  2. Step 2: Convert to fraction form
    35,306.56/48,723.12 = 19,392.04/x
  3. Step 3: Cross multiply
    35,306.56x = 48,723.12 × 19,392.04
  4. Step 4: Simplify right side
    35,306.56x = 944,840,691.96
  5. Step 5: Solve for x
    x = 944,840,691.96/35,306.56
  6. Step 6: Final answer
    x = 26,761.05

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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.