Home / 27,298.83-40,863.50-14,787.78

Finding the Fourth Proportional to 27,298.83, 40,863.50 and 14,787.78

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Solution

The fourth proportional to 27,298.83, 40,863.50 and 14,787.78 is: 22,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.83 : 40,863.50 = 14,787.78 : x
  2. Step 2: Convert to fraction form
    27,298.83/40,863.50 = 14,787.78/x
  3. Step 3: Cross multiply
    27,298.83x = 40,863.50 × 14,787.78
  4. Step 4: Simplify right side
    27,298.83x = 604,280,374.09
  5. Step 5: Solve for x
    x = 604,280,374.09/27,298.83
  6. Step 6: Final answer
    x = 22,135.76

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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.