Home / 65,713.20-98,571.72-25,730.52

Finding the Fourth Proportional to 65,713.20, 98,571.72 and 25,730.52

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Solution

The fourth proportional to 65,713.20, 98,571.72 and 25,730.52 is: 38,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,713.20 : 98,571.72 = 25,730.52 : x
  2. Step 2: Convert to fraction form
    65,713.20/98,571.72 = 25,730.52/x
  3. Step 3: Cross multiply
    65,713.20x = 98,571.72 × 25,730.52
  4. Step 4: Simplify right side
    65,713.20x = 2,536,301,612.89
  5. Step 5: Solve for x
    x = 2,536,301,612.89/65,713.20
  6. Step 6: Final answer
    x = 38,596.53

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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.