Home / 17,787.72-26,685.36-6,101.88

Finding the Fourth Proportional to 17,787.72, 26,685.36 and 6,101.88

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Solution

The fourth proportional to 17,787.72, 26,685.36 and 6,101.88 is: 9,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.72 : 26,685.36 = 6,101.88 : x
  2. Step 2: Convert to fraction form
    17,787.72/26,685.36 = 6,101.88/x
  3. Step 3: Cross multiply
    17,787.72x = 26,685.36 × 6,101.88
  4. Step 4: Simplify right side
    17,787.72x = 162,830,864.48
  5. Step 5: Solve for x
    x = 162,830,864.48/17,787.72
  6. Step 6: Final answer
    x = 9,154.12

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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.