Home / 15,338.92-22,988.40-7,006.72

Finding the Fourth Proportional to 15,338.92, 22,988.40 and 7,006.72

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Solution

The fourth proportional to 15,338.92, 22,988.40 and 7,006.72 is: 10,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.92 : 22,988.40 = 7,006.72 : x
  2. Step 2: Convert to fraction form
    15,338.92/22,988.40 = 7,006.72/x
  3. Step 3: Cross multiply
    15,338.92x = 22,988.40 × 7,006.72
  4. Step 4: Simplify right side
    15,338.92x = 161,073,282.05
  5. Step 5: Solve for x
    x = 161,073,282.05/15,338.92
  6. Step 6: Final answer
    x = 10,500.95

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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.