Home / 25,582.40-38,379.84-8,052.16

Finding the Fourth Proportional to 25,582.40, 38,379.84 and 8,052.16

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Solution

The fourth proportional to 25,582.40, 38,379.84 and 8,052.16 is: 12,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.40 : 38,379.84 = 8,052.16 : x
  2. Step 2: Convert to fraction form
    25,582.40/38,379.84 = 8,052.16/x
  3. Step 3: Cross multiply
    25,582.40x = 38,379.84 × 8,052.16
  4. Step 4: Simplify right side
    25,582.40x = 309,040,612.45
  5. Step 5: Solve for x
    x = 309,040,612.45/25,582.40
  6. Step 6: Final answer
    x = 12,080.20

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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.