Home / 18,532.90-25,574.42-10,575.86

Finding the Fourth Proportional to 18,532.90, 25,574.42 and 10,575.86

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Solution

The fourth proportional to 18,532.90, 25,574.42 and 10,575.86 is: 14,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.90 : 25,574.42 = 10,575.86 : x
  2. Step 2: Convert to fraction form
    18,532.90/25,574.42 = 10,575.86/x
  3. Step 3: Cross multiply
    18,532.90x = 25,574.42 × 10,575.86
  4. Step 4: Simplify right side
    18,532.90x = 270,471,432.62
  5. Step 5: Solve for x
    x = 270,471,432.62/18,532.90
  6. Step 6: Final answer
    x = 14,594.13

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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.