Home / 52,726.88-72,763.10-28,853.55

Finding the Fourth Proportional to 52,726.88, 72,763.10 and 28,853.55

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Solution

The fourth proportional to 52,726.88, 72,763.10 and 28,853.55 is: 39,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,726.88 : 72,763.10 = 28,853.55 : x
  2. Step 2: Convert to fraction form
    52,726.88/72,763.10 = 28,853.55/x
  3. Step 3: Cross multiply
    52,726.88x = 72,763.10 × 28,853.55
  4. Step 4: Simplify right side
    52,726.88x = 2,099,473,744.01
  5. Step 5: Solve for x
    x = 2,099,473,744.01/52,726.88
  6. Step 6: Final answer
    x = 39,817.90

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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.