Home / 22,623.59-31,200.10-14,126.49

Finding the Fourth Proportional to 22,623.59, 31,200.10 and 14,126.49

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Solution

The fourth proportional to 22,623.59, 31,200.10 and 14,126.49 is: 19,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623.59 : 31,200.10 = 14,126.49 : x
  2. Step 2: Convert to fraction form
    22,623.59/31,200.10 = 14,126.49/x
  3. Step 3: Cross multiply
    22,623.59x = 31,200.10 × 14,126.49
  4. Step 4: Simplify right side
    22,623.59x = 440,747,830.02
  5. Step 5: Solve for x
    x = 440,747,830.02/22,623.59
  6. Step 6: Final answer
    x = 19,481.78

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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.