Home / 18,332.28-27,498.36-12,474.36

Finding the Fourth Proportional to 18,332.28, 27,498.36 and 12,474.36

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Solution

The fourth proportional to 18,332.28, 27,498.36 and 12,474.36 is: 18,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.28 : 27,498.36 = 12,474.36 : x
  2. Step 2: Convert to fraction form
    18,332.28/27,498.36 = 12,474.36/x
  3. Step 3: Cross multiply
    18,332.28x = 27,498.36 × 12,474.36
  4. Step 4: Simplify right side
    18,332.28x = 343,024,442.05
  5. Step 5: Solve for x
    x = 343,024,442.05/18,332.28
  6. Step 6: Final answer
    x = 18,711.50

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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.