Home / 40,867.84-56,397.09-22,717.90

Finding the Fourth Proportional to 40,867.84, 56,397.09 and 22,717.90

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Solution

The fourth proportional to 40,867.84, 56,397.09 and 22,717.90 is: 31,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,867.84 : 56,397.09 = 22,717.90 : x
  2. Step 2: Convert to fraction form
    40,867.84/56,397.09 = 22,717.90/x
  3. Step 3: Cross multiply
    40,867.84x = 56,397.09 × 22,717.90
  4. Step 4: Simplify right side
    40,867.84x = 1,281,223,450.91
  5. Step 5: Solve for x
    x = 1,281,223,450.91/40,867.84
  6. Step 6: Final answer
    x = 31,350.41

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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.