Home / 22,320.06-33,480.15-9,837.30

Finding the Fourth Proportional to 22,320.06, 33,480.15 and 9,837.30

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Solution

The fourth proportional to 22,320.06, 33,480.15 and 9,837.30 is: 14,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.06 : 33,480.15 = 9,837.30 : x
  2. Step 2: Convert to fraction form
    22,320.06/33,480.15 = 9,837.30/x
  3. Step 3: Cross multiply
    22,320.06x = 33,480.15 × 9,837.30
  4. Step 4: Simplify right side
    22,320.06x = 329,354,279.60
  5. Step 5: Solve for x
    x = 329,354,279.60/22,320.06
  6. Step 6: Final answer
    x = 14,755.98

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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.