Home / 27,017.98-37,250.14-22,154.78

Finding the Fourth Proportional to 27,017.98, 37,250.14 and 22,154.78

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Solution

The fourth proportional to 27,017.98, 37,250.14 and 22,154.78 is: 30,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017.98 : 37,250.14 = 22,154.78 : x
  2. Step 2: Convert to fraction form
    27,017.98/37,250.14 = 22,154.78/x
  3. Step 3: Cross multiply
    27,017.98x = 37,250.14 × 22,154.78
  4. Step 4: Simplify right side
    27,017.98x = 825,268,656.67
  5. Step 5: Solve for x
    x = 825,268,656.67/27,017.98
  6. Step 6: Final answer
    x = 30,545.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.