Home / 25,458.60-38,216.70-15,076.20

Finding the Fourth Proportional to 25,458.60, 38,216.70 and 15,076.20

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Solution

The fourth proportional to 25,458.60, 38,216.70 and 15,076.20 is: 22,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.60 : 38,216.70 = 15,076.20 : x
  2. Step 2: Convert to fraction form
    25,458.60/38,216.70 = 15,076.20/x
  3. Step 3: Cross multiply
    25,458.60x = 38,216.70 × 15,076.20
  4. Step 4: Simplify right side
    25,458.60x = 576,162,612.54
  5. Step 5: Solve for x
    x = 576,162,612.54/25,458.60
  6. Step 6: Final answer
    x = 22,631.35

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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.