Home / 48,382.22-66,771.88-28,248.86

Finding the Fourth Proportional to 48,382.22, 66,771.88 and 28,248.86

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Solution

The fourth proportional to 48,382.22, 66,771.88 and 28,248.86 is: 38,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.22 : 66,771.88 = 28,248.86 : x
  2. Step 2: Convert to fraction form
    48,382.22/66,771.88 = 28,248.86/x
  3. Step 3: Cross multiply
    48,382.22x = 66,771.88 × 28,248.86
  4. Step 4: Simplify right side
    48,382.22x = 1,886,229,490.06
  5. Step 5: Solve for x
    x = 1,886,229,490.06/48,382.22
  6. Step 6: Final answer
    x = 38,986.01

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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.