Home / 48,422.14-66,816.32-28,264.44

Finding the Fourth Proportional to 48,422.14, 66,816.32 and 28,264.44

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Solution

The fourth proportional to 48,422.14, 66,816.32 and 28,264.44 is: 39,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422.14 : 66,816.32 = 28,264.44 : x
  2. Step 2: Convert to fraction form
    48,422.14/66,816.32 = 28,264.44/x
  3. Step 3: Cross multiply
    48,422.14x = 66,816.32 × 28,264.44
  4. Step 4: Simplify right side
    48,422.14x = 1,888,525,867.66
  5. Step 5: Solve for x
    x = 1,888,525,867.66/48,422.14
  6. Step 6: Final answer
    x = 39,001.29

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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.