Home / 25,109.20-37,665.24-6,641.68

Finding the Fourth Proportional to 25,109.20, 37,665.24 and 6,641.68

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Solution

The fourth proportional to 25,109.20, 37,665.24 and 6,641.68 is: 9,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.20 : 37,665.24 = 6,641.68 : x
  2. Step 2: Convert to fraction form
    25,109.20/37,665.24 = 6,641.68/x
  3. Step 3: Cross multiply
    25,109.20x = 37,665.24 × 6,641.68
  4. Step 4: Simplify right side
    25,109.20x = 250,160,471.20
  5. Step 5: Solve for x
    x = 250,160,471.20/25,109.20
  6. Step 6: Final answer
    x = 9,962.90

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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.