Home / 39,127.20-58,600.80-32,128.80

Finding the Fourth Proportional to 39,127.20, 58,600.80 and 32,128.80

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Solution

The fourth proportional to 39,127.20, 58,600.80 and 32,128.80 is: 48,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.20 : 58,600.80 = 32,128.80 : x
  2. Step 2: Convert to fraction form
    39,127.20/58,600.80 = 32,128.80/x
  3. Step 3: Cross multiply
    39,127.20x = 58,600.80 × 32,128.80
  4. Step 4: Simplify right side
    39,127.20x = 1,882,773,383.04
  5. Step 5: Solve for x
    x = 1,882,773,383.04/39,127.20
  6. Step 6: Final answer
    x = 48,119.30

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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.