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Finding the Fourth Proportional to 35,995.52, 53,989.63 and 9,702.92

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Solution

The fourth proportional to 35,995.52, 53,989.63 and 9,702.92 is: 14,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,995.52 : 53,989.63 = 9,702.92 : x
  2. Step 2: Convert to fraction form
    35,995.52/53,989.63 = 9,702.92/x
  3. Step 3: Cross multiply
    35,995.52x = 53,989.63 × 9,702.92
  4. Step 4: Simplify right side
    35,995.52x = 523,857,171.44
  5. Step 5: Solve for x
    x = 523,857,171.44/35,995.52
  6. Step 6: Final answer
    x = 14,553.40

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1.5x scale

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.