Home / 17,989.38-24,803.28-14,791.50

Finding the Fourth Proportional to 17,989.38, 24,803.28 and 14,791.50

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Solution

The fourth proportional to 17,989.38, 24,803.28 and 14,791.50 is: 20,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.38 : 24,803.28 = 14,791.50 : x
  2. Step 2: Convert to fraction form
    17,989.38/24,803.28 = 14,791.50/x
  3. Step 3: Cross multiply
    17,989.38x = 24,803.28 × 14,791.50
  4. Step 4: Simplify right side
    17,989.38x = 366,877,716.12
  5. Step 5: Solve for x
    x = 366,877,716.12/17,989.38
  6. Step 6: Final answer
    x = 20,394.13

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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.