Home / 48,418.61-66,805.83-28,263.92

Finding the Fourth Proportional to 48,418.61, 66,805.83 and 28,263.92

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Solution

The fourth proportional to 48,418.61, 66,805.83 and 28,263.92 is: 38,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.61 : 66,805.83 = 28,263.92 : x
  2. Step 2: Convert to fraction form
    48,418.61/66,805.83 = 28,263.92/x
  3. Step 3: Cross multiply
    48,418.61x = 66,805.83 × 28,263.92
  4. Step 4: Simplify right side
    48,418.61x = 1,888,194,300.62
  5. Step 5: Solve for x
    x = 1,888,194,300.62/48,418.61
  6. Step 6: Final answer
    x = 38,997.29

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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.