Home / 26,578.20-39,819.78-14,871

Finding the Fourth Proportional to 26,578.20, 39,819.78 and 14,871

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Solution

The fourth proportional to 26,578.20, 39,819.78 and 14,871 is: 22,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.20 : 39,819.78 = 14,871 : x
  2. Step 2: Convert to fraction form
    26,578.20/39,819.78 = 14,871/x
  3. Step 3: Cross multiply
    26,578.20x = 39,819.78 × 14,871
  4. Step 4: Simplify right side
    26,578.20x = 592,159,948.38
  5. Step 5: Solve for x
    x = 592,159,948.38/26,578.20
  6. Step 6: Final answer
    x = 22,279.91

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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.