Home / 51,439.96-77,107.14-25,112.32

Finding the Fourth Proportional to 51,439.96, 77,107.14 and 25,112.32

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Solution

The fourth proportional to 51,439.96, 77,107.14 and 25,112.32 is: 37,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,439.96 : 77,107.14 = 25,112.32 : x
  2. Step 2: Convert to fraction form
    51,439.96/77,107.14 = 25,112.32/x
  3. Step 3: Cross multiply
    51,439.96x = 77,107.14 × 25,112.32
  4. Step 4: Simplify right side
    51,439.96x = 1,936,339,173.96
  5. Step 5: Solve for x
    x = 1,936,339,173.96/51,439.96
  6. Step 6: Final answer
    x = 37,642.70

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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.