Home / 22,812.30-34,218.45-14,939.10

Finding the Fourth Proportional to 22,812.30, 34,218.45 and 14,939.10

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Solution

The fourth proportional to 22,812.30, 34,218.45 and 14,939.10 is: 22,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.30 : 34,218.45 = 14,939.10 : x
  2. Step 2: Convert to fraction form
    22,812.30/34,218.45 = 14,939.10/x
  3. Step 3: Cross multiply
    22,812.30x = 34,218.45 × 14,939.10
  4. Step 4: Simplify right side
    22,812.30x = 511,192,846.40
  5. Step 5: Solve for x
    x = 511,192,846.40/22,812.30
  6. Step 6: Final answer
    x = 22,408.65

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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.