Home / 47,989.40-66,208.38-32,083.88

Finding the Fourth Proportional to 47,989.40, 66,208.38 and 32,083.88

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Solution

The fourth proportional to 47,989.40, 66,208.38 and 32,083.88 is: 44,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,989.40 : 66,208.38 = 32,083.88 : x
  2. Step 2: Convert to fraction form
    47,989.40/66,208.38 = 32,083.88/x
  3. Step 3: Cross multiply
    47,989.40x = 66,208.38 × 32,083.88
  4. Step 4: Simplify right side
    47,989.40x = 2,124,221,718.91
  5. Step 5: Solve for x
    x = 2,124,221,718.91/47,989.40
  6. Step 6: Final answer
    x = 44,264.39

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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.