Home / 16,773.06-23,143.29-9,320.90

Finding the Fourth Proportional to 16,773.06, 23,143.29 and 9,320.90

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Solution

The fourth proportional to 16,773.06, 23,143.29 and 9,320.90 is: 12,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.06 : 23,143.29 = 9,320.90 : x
  2. Step 2: Convert to fraction form
    16,773.06/23,143.29 = 9,320.90/x
  3. Step 3: Cross multiply
    16,773.06x = 23,143.29 × 9,320.90
  4. Step 4: Simplify right side
    16,773.06x = 215,716,291.76
  5. Step 5: Solve for x
    x = 215,716,291.76/16,773.06
  6. Step 6: Final answer
    x = 12,860.88

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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.