Home / 29,787.68-44,681.91-12,916.82

Finding the Fourth Proportional to 29,787.68, 44,681.91 and 12,916.82

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Solution

The fourth proportional to 29,787.68, 44,681.91 and 12,916.82 is: 19,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,787.68 : 44,681.91 = 12,916.82 : x
  2. Step 2: Convert to fraction form
    29,787.68/44,681.91 = 12,916.82/x
  3. Step 3: Cross multiply
    29,787.68x = 44,681.91 × 12,916.82
  4. Step 4: Simplify right side
    29,787.68x = 577,148,188.73
  5. Step 5: Solve for x
    x = 577,148,188.73/29,787.68
  6. Step 6: Final answer
    x = 19,375.40

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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.