Home / 36,702.04-55,073.85-15,639.87

Finding the Fourth Proportional to 36,702.04, 55,073.85 and 15,639.87

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Solution

The fourth proportional to 36,702.04, 55,073.85 and 15,639.87 is: 23,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.04 : 55,073.85 = 15,639.87 : x
  2. Step 2: Convert to fraction form
    36,702.04/55,073.85 = 15,639.87/x
  3. Step 3: Cross multiply
    36,702.04x = 55,073.85 × 15,639.87
  4. Step 4: Simplify right side
    36,702.04x = 861,347,854.40
  5. Step 5: Solve for x
    x = 861,347,854.40/36,702.04
  6. Step 6: Final answer
    x = 23,468.66

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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.