Home / 13,452.28-18,562.38-7,482.76

Finding the Fourth Proportional to 13,452.28, 18,562.38 and 7,482.76

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Solution

The fourth proportional to 13,452.28, 18,562.38 and 7,482.76 is: 10,325.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.28 : 18,562.38 = 7,482.76 : x
  2. Step 2: Convert to fraction form
    13,452.28/18,562.38 = 7,482.76/x
  3. Step 3: Cross multiply
    13,452.28x = 18,562.38 × 7,482.76
  4. Step 4: Simplify right side
    13,452.28x = 138,897,834.57
  5. Step 5: Solve for x
    x = 138,897,834.57/13,452.28
  6. Step 6: Final answer
    x = 10,325.23

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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.