Home / 22,677.48-31,173.87-20,262.12

Finding the Fourth Proportional to 22,677.48, 31,173.87 and 20,262.12

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Solution

The fourth proportional to 22,677.48, 31,173.87 and 20,262.12 is: 27,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.48 : 31,173.87 = 20,262.12 : x
  2. Step 2: Convert to fraction form
    22,677.48/31,173.87 = 20,262.12/x
  3. Step 3: Cross multiply
    22,677.48x = 31,173.87 × 20,262.12
  4. Step 4: Simplify right side
    22,677.48x = 631,648,694.80
  5. Step 5: Solve for x
    x = 631,648,694.80/22,677.48
  6. Step 6: Final answer
    x = 27,853.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.