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Finding the Fourth Proportional to 35,233.80, 52,980.30 and 29,531.40

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Solution

The fourth proportional to 35,233.80, 52,980.30 and 29,531.40 is: 44,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,233.80 : 52,980.30 = 29,531.40 : x
  2. Step 2: Convert to fraction form
    35,233.80/52,980.30 = 29,531.40/x
  3. Step 3: Cross multiply
    35,233.80x = 52,980.30 × 29,531.40
  4. Step 4: Simplify right side
    35,233.80x = 1,564,582,431.42
  5. Step 5: Solve for x
    x = 1,564,582,431.42/35,233.80
  6. Step 6: Final answer
    x = 44,405.72

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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.