Home / 55,542.96-83,348.27-20,001.30

Finding the Fourth Proportional to 55,542.96, 83,348.27 and 20,001.30

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Solution

The fourth proportional to 55,542.96, 83,348.27 and 20,001.30 is: 30,014.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542.96 : 83,348.27 = 20,001.30 : x
  2. Step 2: Convert to fraction form
    55,542.96/83,348.27 = 20,001.30/x
  3. Step 3: Cross multiply
    55,542.96x = 83,348.27 × 20,001.30
  4. Step 4: Simplify right side
    55,542.96x = 1,667,073,652.74
  5. Step 5: Solve for x
    x = 1,667,073,652.74/55,542.96
  6. Step 6: Final answer
    x = 30,014.13

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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.