Home / 22,869.55-31,549.30-14,805.80

Finding the Fourth Proportional to 22,869.55, 31,549.30 and 14,805.80

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Solution

The fourth proportional to 22,869.55, 31,549.30 and 14,805.80 is: 20,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.55 : 31,549.30 = 14,805.80 : x
  2. Step 2: Convert to fraction form
    22,869.55/31,549.30 = 14,805.80/x
  3. Step 3: Cross multiply
    22,869.55x = 31,549.30 × 14,805.80
  4. Step 4: Simplify right side
    22,869.55x = 467,112,625.94
  5. Step 5: Solve for x
    x = 467,112,625.94/22,869.55
  6. Step 6: Final answer
    x = 20,425.09

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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.