Home / 26,974.22-40,473-14,479.66

Finding the Fourth Proportional to 26,974.22, 40,473 and 14,479.66

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Solution

The fourth proportional to 26,974.22, 40,473 and 14,479.66 is: 21,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,974.22 : 40,473 = 14,479.66 : x
  2. Step 2: Convert to fraction form
    26,974.22/40,473 = 14,479.66/x
  3. Step 3: Cross multiply
    26,974.22x = 40,473 × 14,479.66
  4. Step 4: Simplify right side
    26,974.22x = 586,035,279.18
  5. Step 5: Solve for x
    x = 586,035,279.18/26,974.22
  6. Step 6: Final answer
    x = 21,725.75

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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.