Home / 52,232.28-72,080.64-28,358.88

Finding the Fourth Proportional to 52,232.28, 72,080.64 and 28,358.88

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Solution

The fourth proportional to 52,232.28, 72,080.64 and 28,358.88 is: 39,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,232.28 : 72,080.64 = 28,358.88 : x
  2. Step 2: Convert to fraction form
    52,232.28/72,080.64 = 28,358.88/x
  3. Step 3: Cross multiply
    52,232.28x = 72,080.64 × 28,358.88
  4. Step 4: Simplify right side
    52,232.28x = 2,044,126,220.08
  5. Step 5: Solve for x
    x = 2,044,126,220.08/52,232.28
  6. Step 6: Final answer
    x = 39,135.31

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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.