Home / 18,192.12-25,150.20-18,026.07

Finding the Fourth Proportional to 18,192.12, 25,150.20 and 18,026.07

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Solution

The fourth proportional to 18,192.12, 25,150.20 and 18,026.07 is: 24,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.12 : 25,150.20 = 18,026.07 : x
  2. Step 2: Convert to fraction form
    18,192.12/25,150.20 = 18,026.07/x
  3. Step 3: Cross multiply
    18,192.12x = 25,150.20 × 18,026.07
  4. Step 4: Simplify right side
    18,192.12x = 453,359,265.71
  5. Step 5: Solve for x
    x = 453,359,265.71/18,192.12
  6. Step 6: Final answer
    x = 24,920.64

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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.