Home / 25,249.69-37,874.63-7,719.45

Finding the Fourth Proportional to 25,249.69, 37,874.63 and 7,719.45

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Solution

The fourth proportional to 25,249.69, 37,874.63 and 7,719.45 is: 11,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.69 : 37,874.63 = 7,719.45 : x
  2. Step 2: Convert to fraction form
    25,249.69/37,874.63 = 7,719.45/x
  3. Step 3: Cross multiply
    25,249.69x = 37,874.63 × 7,719.45
  4. Step 4: Simplify right side
    25,249.69x = 292,371,084.58
  5. Step 5: Solve for x
    x = 292,371,084.58/25,249.69
  6. Step 6: Final answer
    x = 11,579.20

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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.