Home / 22,913.47-31,620.90-14,951.08

Finding the Fourth Proportional to 22,913.47, 31,620.90 and 14,951.08

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Solution

The fourth proportional to 22,913.47, 31,620.90 and 14,951.08 is: 20,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,913.47 : 31,620.90 = 14,951.08 : x
  2. Step 2: Convert to fraction form
    22,913.47/31,620.90 = 14,951.08/x
  3. Step 3: Cross multiply
    22,913.47x = 31,620.90 × 14,951.08
  4. Step 4: Simplify right side
    22,913.47x = 472,766,605.57
  5. Step 5: Solve for x
    x = 472,766,605.57/22,913.47
  6. Step 6: Final answer
    x = 20,632.69

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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.