Home / 25,006.60-37,514.10-7,478.20

Finding the Fourth Proportional to 25,006.60, 37,514.10 and 7,478.20

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Solution

The fourth proportional to 25,006.60, 37,514.10 and 7,478.20 is: 11,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,006.60 : 37,514.10 = 7,478.20 : x
  2. Step 2: Convert to fraction form
    25,006.60/37,514.10 = 7,478.20/x
  3. Step 3: Cross multiply
    25,006.60x = 37,514.10 × 7,478.20
  4. Step 4: Simplify right side
    25,006.60x = 280,537,942.62
  5. Step 5: Solve for x
    x = 280,537,942.62/25,006.60
  6. Step 6: Final answer
    x = 11,218.56

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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.