Home / 83,646.60-125,467.85-20,466.22

Finding the Fourth Proportional to 83,646.60, 125,467.85 and 20,466.22

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Solution

The fourth proportional to 83,646.60, 125,467.85 and 20,466.22 is: 30,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,646.60 : 125,467.85 = 20,466.22 : x
  2. Step 2: Convert to fraction form
    83,646.60/125,467.85 = 20,466.22/x
  3. Step 3: Cross multiply
    83,646.60x = 125,467.85 × 20,466.22
  4. Step 4: Simplify right side
    83,646.60x = 2,567,852,507.43
  5. Step 5: Solve for x
    x = 2,567,852,507.43/83,646.60
  6. Step 6: Final answer
    x = 30,698.83

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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.