Home / 45,877.05-68,641.70-27,167.13

Finding the Fourth Proportional to 45,877.05, 68,641.70 and 27,167.13

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Solution

The fourth proportional to 45,877.05, 68,641.70 and 27,167.13 is: 40,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,877.05 : 68,641.70 = 27,167.13 : x
  2. Step 2: Convert to fraction form
    45,877.05/68,641.70 = 27,167.13/x
  3. Step 3: Cross multiply
    45,877.05x = 68,641.70 × 27,167.13
  4. Step 4: Simplify right side
    45,877.05x = 1,864,797,851.49
  5. Step 5: Solve for x
    x = 1,864,797,851.49/45,877.05
  6. Step 6: Final answer
    x = 40,647.73

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1.5x scale

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.