Home / 25,530.48-38,295.66-8,001.66

Finding the Fourth Proportional to 25,530.48, 38,295.66 and 8,001.66

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Solution

The fourth proportional to 25,530.48, 38,295.66 and 8,001.66 is: 12,002.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.48 : 38,295.66 = 8,001.66 : x
  2. Step 2: Convert to fraction form
    25,530.48/38,295.66 = 8,001.66/x
  3. Step 3: Cross multiply
    25,530.48x = 38,295.66 × 8,001.66
  4. Step 4: Simplify right side
    25,530.48x = 306,428,850.80
  5. Step 5: Solve for x
    x = 306,428,850.80/25,530.48
  6. Step 6: Final answer
    x = 12,002.47

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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.