Home / 15,332.20-22,998.30-10,621.80

Finding the Fourth Proportional to 15,332.20, 22,998.30 and 10,621.80

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Solution

The fourth proportional to 15,332.20, 22,998.30 and 10,621.80 is: 15,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,332.20 : 22,998.30 = 10,621.80 : x
  2. Step 2: Convert to fraction form
    15,332.20/22,998.30 = 10,621.80/x
  3. Step 3: Cross multiply
    15,332.20x = 22,998.30 × 10,621.80
  4. Step 4: Simplify right side
    15,332.20x = 244,283,342.94
  5. Step 5: Solve for x
    x = 244,283,342.94/15,332.20
  6. Step 6: Final answer
    x = 15,932.70

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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.