Home / 18,201.90-27,270.45-14,897.10

Finding the Fourth Proportional to 18,201.90, 27,270.45 and 14,897.10

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Solution

The fourth proportional to 18,201.90, 27,270.45 and 14,897.10 is: 22,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.90 : 27,270.45 = 14,897.10 : x
  2. Step 2: Convert to fraction form
    18,201.90/27,270.45 = 14,897.10/x
  3. Step 3: Cross multiply
    18,201.90x = 27,270.45 × 14,897.10
  4. Step 4: Simplify right side
    18,201.90x = 406,250,620.70
  5. Step 5: Solve for x
    x = 406,250,620.70/18,201.90
  6. Step 6: Final answer
    x = 22,319.13

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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.