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Finding the Fourth Proportional to 29,304.57, 40,446.57 and 19,108.33

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Solution

The fourth proportional to 29,304.57, 40,446.57 and 19,108.33 is: 26,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,304.57 : 40,446.57 = 19,108.33 : x
  2. Step 2: Convert to fraction form
    29,304.57/40,446.57 = 19,108.33/x
  3. Step 3: Cross multiply
    29,304.57x = 40,446.57 × 19,108.33
  4. Step 4: Simplify right side
    29,304.57x = 772,866,406.93
  5. Step 5: Solve for x
    x = 772,866,406.93/29,304.57
  6. Step 6: Final answer
    x = 26,373.58

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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.