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Finding the Fourth Proportional to 55,241.40, 82,890.90 and 24,079.80

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Solution

The fourth proportional to 55,241.40, 82,890.90 and 24,079.80 is: 36,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241.40 : 82,890.90 = 24,079.80 : x
  2. Step 2: Convert to fraction form
    55,241.40/82,890.90 = 24,079.80/x
  3. Step 3: Cross multiply
    55,241.40x = 82,890.90 × 24,079.80
  4. Step 4: Simplify right side
    55,241.40x = 1,995,996,293.82
  5. Step 5: Solve for x
    x = 1,995,996,293.82/55,241.40
  6. Step 6: Final answer
    x = 36,132.25

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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.