Home / 62,824.19-86,702.20-35,975.12

Finding the Fourth Proportional to 62,824.19, 86,702.20 and 35,975.12

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Solution

The fourth proportional to 62,824.19, 86,702.20 and 35,975.12 is: 49,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,824.19 : 86,702.20 = 35,975.12 : x
  2. Step 2: Convert to fraction form
    62,824.19/86,702.20 = 35,975.12/x
  3. Step 3: Cross multiply
    62,824.19x = 86,702.20 × 35,975.12
  4. Step 4: Simplify right side
    62,824.19x = 3,119,121,525.82
  5. Step 5: Solve for x
    x = 3,119,121,525.82/62,824.19
  6. Step 6: Final answer
    x = 49,648.42

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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.