Home / 25,218.15-37,832.20-7,449.11

Finding the Fourth Proportional to 25,218.15, 37,832.20 and 7,449.11

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Solution

The fourth proportional to 25,218.15, 37,832.20 and 7,449.11 is: 11,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.15 : 37,832.20 = 7,449.11 : x
  2. Step 2: Convert to fraction form
    25,218.15/37,832.20 = 7,449.11/x
  3. Step 3: Cross multiply
    25,218.15x = 37,832.20 × 7,449.11
  4. Step 4: Simplify right side
    25,218.15x = 281,816,219.34
  5. Step 5: Solve for x
    x = 281,816,219.34/25,218.15
  6. Step 6: Final answer
    x = 11,175.14

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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.