Home / 22,077.45-30,473.73-13,582.17

Finding the Fourth Proportional to 22,077.45, 30,473.73 and 13,582.17

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Solution

The fourth proportional to 22,077.45, 30,473.73 and 13,582.17 is: 18,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077.45 : 30,473.73 = 13,582.17 : x
  2. Step 2: Convert to fraction form
    22,077.45/30,473.73 = 13,582.17/x
  3. Step 3: Cross multiply
    22,077.45x = 30,473.73 × 13,582.17
  4. Step 4: Simplify right side
    22,077.45x = 413,899,381.39
  5. Step 5: Solve for x
    x = 413,899,381.39/22,077.45
  6. Step 6: Final answer
    x = 18,747.61

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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.