Home / 14,865.13-22,142.78-14,076.25

Finding the Fourth Proportional to 14,865.13, 22,142.78 and 14,076.25

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Solution

The fourth proportional to 14,865.13, 22,142.78 and 14,076.25 is: 20,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.13 : 22,142.78 = 14,076.25 : x
  2. Step 2: Convert to fraction form
    14,865.13/22,142.78 = 14,076.25/x
  3. Step 3: Cross multiply
    14,865.13x = 22,142.78 × 14,076.25
  4. Step 4: Simplify right side
    14,865.13x = 311,687,306.98
  5. Step 5: Solve for x
    x = 311,687,306.98/14,865.13
  6. Step 6: Final answer
    x = 20,967.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.