Home / 18,585.20-25,659.24-16,252.40

Finding the Fourth Proportional to 18,585.20, 25,659.24 and 16,252.40

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Solution

The fourth proportional to 18,585.20, 25,659.24 and 16,252.40 is: 22,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.20 : 25,659.24 = 16,252.40 : x
  2. Step 2: Convert to fraction form
    18,585.20/25,659.24 = 16,252.40/x
  3. Step 3: Cross multiply
    18,585.20x = 25,659.24 × 16,252.40
  4. Step 4: Simplify right side
    18,585.20x = 417,024,232.18
  5. Step 5: Solve for x
    x = 417,024,232.18/18,585.20
  6. Step 6: Final answer
    x = 22,438.51

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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.