Home / 22,332.08-30,818.79-12,261.24

Finding the Fourth Proportional to 22,332.08, 30,818.79 and 12,261.24

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Solution

The fourth proportional to 22,332.08, 30,818.79 and 12,261.24 is: 16,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.08 : 30,818.79 = 12,261.24 : x
  2. Step 2: Convert to fraction form
    22,332.08/30,818.79 = 12,261.24/x
  3. Step 3: Cross multiply
    22,332.08x = 30,818.79 × 12,261.24
  4. Step 4: Simplify right side
    22,332.08x = 377,876,580.70
  5. Step 5: Solve for x
    x = 377,876,580.70/22,332.08
  6. Step 6: Final answer
    x = 16,920.79

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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.