Home / 36,787.38-55,186.02-11,819.10

Finding the Fourth Proportional to 36,787.38, 55,186.02 and 11,819.10

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Solution

The fourth proportional to 36,787.38, 55,186.02 and 11,819.10 is: 17,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.38 : 55,186.02 = 11,819.10 : x
  2. Step 2: Convert to fraction form
    36,787.38/55,186.02 = 11,819.10/x
  3. Step 3: Cross multiply
    36,787.38x = 55,186.02 × 11,819.10
  4. Step 4: Simplify right side
    36,787.38x = 652,249,088.98
  5. Step 5: Solve for x
    x = 652,249,088.98/36,787.38
  6. Step 6: Final answer
    x = 17,730.24

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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.