Home / 52,966.28-79,449.36-13,523.40

Finding the Fourth Proportional to 52,966.28, 79,449.36 and 13,523.40

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Solution

The fourth proportional to 52,966.28, 79,449.36 and 13,523.40 is: 20,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,966.28 : 79,449.36 = 13,523.40 : x
  2. Step 2: Convert to fraction form
    52,966.28/79,449.36 = 13,523.40/x
  3. Step 3: Cross multiply
    52,966.28x = 79,449.36 × 13,523.40
  4. Step 4: Simplify right side
    52,966.28x = 1,074,425,475.02
  5. Step 5: Solve for x
    x = 1,074,425,475.02/52,966.28
  6. Step 6: Final answer
    x = 20,285.08

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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.