Home / 17,270.90-25,780.26-14,821.46

Finding the Fourth Proportional to 17,270.90, 25,780.26 and 14,821.46

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Solution

The fourth proportional to 17,270.90, 25,780.26 and 14,821.46 is: 22,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.90 : 25,780.26 = 14,821.46 : x
  2. Step 2: Convert to fraction form
    17,270.90/25,780.26 = 14,821.46/x
  3. Step 3: Cross multiply
    17,270.90x = 25,780.26 × 14,821.46
  4. Step 4: Simplify right side
    17,270.90x = 382,101,092.38
  5. Step 5: Solve for x
    x = 382,101,092.38/17,270.90
  6. Step 6: Final answer
    x = 22,123.98

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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.