Home / 48,371.08-66,752.26-28,241.80

Finding the Fourth Proportional to 48,371.08, 66,752.26 and 28,241.80

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Solution

The fourth proportional to 48,371.08, 66,752.26 and 28,241.80 is: 38,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,371.08 : 66,752.26 = 28,241.80 : x
  2. Step 2: Convert to fraction form
    48,371.08/66,752.26 = 28,241.80/x
  3. Step 3: Cross multiply
    48,371.08x = 66,752.26 × 28,241.80
  4. Step 4: Simplify right side
    48,371.08x = 1,885,203,976.47
  5. Step 5: Solve for x
    x = 1,885,203,976.47/48,371.08
  6. Step 6: Final answer
    x = 38,973.78

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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.