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Finding the Fourth Proportional to 43,580.80, 65,248.44 and 27,746.92

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Solution

The fourth proportional to 43,580.80, 65,248.44 and 27,746.92 is: 41,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,580.80 : 65,248.44 = 27,746.92 : x
  2. Step 2: Convert to fraction form
    43,580.80/65,248.44 = 27,746.92/x
  3. Step 3: Cross multiply
    43,580.80x = 65,248.44 × 27,746.92
  4. Step 4: Simplify right side
    43,580.80x = 1,810,443,244.80
  5. Step 5: Solve for x
    x = 1,810,443,244.80/43,580.80
  6. Step 6: Final answer
    x = 41,542.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.