Home / 62,439.21-86,182.20-38,552.22

Finding the Fourth Proportional to 62,439.21, 86,182.20 and 38,552.22

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Solution

The fourth proportional to 62,439.21, 86,182.20 and 38,552.22 is: 53,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,439.21 : 86,182.20 = 38,552.22 : x
  2. Step 2: Convert to fraction form
    62,439.21/86,182.20 = 38,552.22/x
  3. Step 3: Cross multiply
    62,439.21x = 86,182.20 × 38,552.22
  4. Step 4: Simplify right side
    62,439.21x = 3,322,515,134.48
  5. Step 5: Solve for x
    x = 3,322,515,134.48/62,439.21
  6. Step 6: Final answer
    x = 53,212.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.