Home / 14,900.20-22,350.30-9,934.90

Finding the Fourth Proportional to 14,900.20, 22,350.30 and 9,934.90

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Solution

The fourth proportional to 14,900.20, 22,350.30 and 9,934.90 is: 14,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.20 : 22,350.30 = 9,934.90 : x
  2. Step 2: Convert to fraction form
    14,900.20/22,350.30 = 9,934.90/x
  3. Step 3: Cross multiply
    14,900.20x = 22,350.30 × 9,934.90
  4. Step 4: Simplify right side
    14,900.20x = 222,047,995.47
  5. Step 5: Solve for x
    x = 222,047,995.47/14,900.20
  6. Step 6: Final answer
    x = 14,902.35

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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.