Home / 14,976.39-22,470.51-9,428.70

Finding the Fourth Proportional to 14,976.39, 22,470.51 and 9,428.70

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Solution

The fourth proportional to 14,976.39, 22,470.51 and 9,428.70 is: 14,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.39 : 22,470.51 = 9,428.70 : x
  2. Step 2: Convert to fraction form
    14,976.39/22,470.51 = 9,428.70/x
  3. Step 3: Cross multiply
    14,976.39x = 22,470.51 × 9,428.70
  4. Step 4: Simplify right side
    14,976.39x = 211,867,817.26
  5. Step 5: Solve for x
    x = 211,867,817.26/14,976.39
  6. Step 6: Final answer
    x = 14,146.78

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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.