Home / 47,603.28-65,705.58-29,687.52

Finding the Fourth Proportional to 47,603.28, 65,705.58 and 29,687.52

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Solution

The fourth proportional to 47,603.28, 65,705.58 and 29,687.52 is: 40,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,603.28 : 65,705.58 = 29,687.52 : x
  2. Step 2: Convert to fraction form
    47,603.28/65,705.58 = 29,687.52/x
  3. Step 3: Cross multiply
    47,603.28x = 65,705.58 × 29,687.52
  4. Step 4: Simplify right side
    47,603.28x = 1,950,635,720.36
  5. Step 5: Solve for x
    x = 1,950,635,720.36/47,603.28
  6. Step 6: Final answer
    x = 40,976.92

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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.