Home / 25,161.17-37,739.33-7,631.15

Finding the Fourth Proportional to 25,161.17, 37,739.33 and 7,631.15

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Solution

The fourth proportional to 25,161.17, 37,739.33 and 7,631.15 is: 11,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,161.17 : 37,739.33 = 7,631.15 : x
  2. Step 2: Convert to fraction form
    25,161.17/37,739.33 = 7,631.15/x
  3. Step 3: Cross multiply
    25,161.17x = 37,739.33 × 7,631.15
  4. Step 4: Simplify right side
    25,161.17x = 287,994,544.32
  5. Step 5: Solve for x
    x = 287,994,544.32/25,161.17
  6. Step 6: Final answer
    x = 11,445.99

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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.