Home / 25,382.10-38,049.93-9,787.98

Finding the Fourth Proportional to 25,382.10, 38,049.93 and 9,787.98

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Solution

The fourth proportional to 25,382.10, 38,049.93 and 9,787.98 is: 14,673.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.10 : 38,049.93 = 9,787.98 : x
  2. Step 2: Convert to fraction form
    25,382.10/38,049.93 = 9,787.98/x
  3. Step 3: Cross multiply
    25,382.10x = 38,049.93 × 9,787.98
  4. Step 4: Simplify right side
    25,382.10x = 372,431,953.84
  5. Step 5: Solve for x
    x = 372,431,953.84/25,382.10
  6. Step 6: Final answer
    x = 14,673.02

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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.