Home / 52,726.75-72,760.58-28,854.43

Finding the Fourth Proportional to 52,726.75, 72,760.58 and 28,854.43

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Solution

The fourth proportional to 52,726.75, 72,760.58 and 28,854.43 is: 39,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,726.75 : 72,760.58 = 28,854.43 : x
  2. Step 2: Convert to fraction form
    52,726.75/72,760.58 = 28,854.43/x
  3. Step 3: Cross multiply
    52,726.75x = 72,760.58 × 28,854.43
  4. Step 4: Simplify right side
    52,726.75x = 2,099,464,844.40
  5. Step 5: Solve for x
    x = 2,099,464,844.40/52,726.75
  6. Step 6: Final answer
    x = 39,817.83

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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.