Home / 18,525.76-25,565.35-10,027.69

Finding the Fourth Proportional to 18,525.76, 25,565.35 and 10,027.69

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Solution

The fourth proportional to 18,525.76, 25,565.35 and 10,027.69 is: 13,838.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.76 : 25,565.35 = 10,027.69 : x
  2. Step 2: Convert to fraction form
    18,525.76/25,565.35 = 10,027.69/x
  3. Step 3: Cross multiply
    18,525.76x = 25,565.35 × 10,027.69
  4. Step 4: Simplify right side
    18,525.76x = 256,361,404.54
  5. Step 5: Solve for x
    x = 256,361,404.54/18,525.76
  6. Step 6: Final answer
    x = 13,838.10

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Half scale
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Double scale
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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.