Home / 29,669.40-44,432.10-15,787.80

Finding the Fourth Proportional to 29,669.40, 44,432.10 and 15,787.80

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Solution

The fourth proportional to 29,669.40, 44,432.10 and 15,787.80 is: 23,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,669.40 : 44,432.10 = 15,787.80 : x
  2. Step 2: Convert to fraction form
    29,669.40/44,432.10 = 15,787.80/x
  3. Step 3: Cross multiply
    29,669.40x = 44,432.10 × 15,787.80
  4. Step 4: Simplify right side
    29,669.40x = 701,485,108.38
  5. Step 5: Solve for x
    x = 701,485,108.38/29,669.40
  6. Step 6: Final answer
    x = 23,643.39

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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.