Home / 26,578.74-39,872.00-9,712.58

Finding the Fourth Proportional to 26,578.74, 39,872.00 and 9,712.58

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Solution

The fourth proportional to 26,578.74, 39,872.00 and 9,712.58 is: 14,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.74 : 39,872.00 = 9,712.58 : x
  2. Step 2: Convert to fraction form
    26,578.74/39,872.00 = 9,712.58/x
  3. Step 3: Cross multiply
    26,578.74x = 39,872.00 × 9,712.58
  4. Step 4: Simplify right side
    26,578.74x = 387,260,113.72
  5. Step 5: Solve for x
    x = 387,260,113.72/26,578.74
  6. Step 6: Final answer
    x = 14,570.30

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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.