Home / 48,966.12-73,447.56-21,264.12

Finding the Fourth Proportional to 48,966.12, 73,447.56 and 21,264.12

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Solution

The fourth proportional to 48,966.12, 73,447.56 and 21,264.12 is: 31,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,966.12 : 73,447.56 = 21,264.12 : x
  2. Step 2: Convert to fraction form
    48,966.12/73,447.56 = 21,264.12/x
  3. Step 3: Cross multiply
    48,966.12x = 73,447.56 × 21,264.12
  4. Step 4: Simplify right side
    48,966.12x = 1,561,797,729.55
  5. Step 5: Solve for x
    x = 1,561,797,729.55/48,966.12
  6. Step 6: Final answer
    x = 31,895.48

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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.