Home / 39,250.68-54,161.34-22,256.88

Finding the Fourth Proportional to 39,250.68, 54,161.34 and 22,256.88

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Solution

The fourth proportional to 39,250.68, 54,161.34 and 22,256.88 is: 30,711.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,250.68 : 54,161.34 = 22,256.88 : x
  2. Step 2: Convert to fraction form
    39,250.68/54,161.34 = 22,256.88/x
  3. Step 3: Cross multiply
    39,250.68x = 54,161.34 × 22,256.88
  4. Step 4: Simplify right side
    39,250.68x = 1,205,462,445.02
  5. Step 5: Solve for x
    x = 1,205,462,445.02/39,250.68
  6. Step 6: Final answer
    x = 30,711.89

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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.