Home / 52,377.06-72,279.09-28,503.66

Finding the Fourth Proportional to 52,377.06, 72,279.09 and 28,503.66

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Solution

The fourth proportional to 52,377.06, 72,279.09 and 28,503.66 is: 39,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.06 : 72,279.09 = 28,503.66 : x
  2. Step 2: Convert to fraction form
    52,377.06/72,279.09 = 28,503.66/x
  3. Step 3: Cross multiply
    52,377.06x = 72,279.09 × 28,503.66
  4. Step 4: Simplify right side
    52,377.06x = 2,060,218,606.47
  5. Step 5: Solve for x
    x = 2,060,218,606.47/52,377.06
  6. Step 6: Final answer
    x = 39,334.37

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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.