Home / 48,013.98-66,248.68-27,859.18

Finding the Fourth Proportional to 48,013.98, 66,248.68 and 27,859.18

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Solution

The fourth proportional to 48,013.98, 66,248.68 and 27,859.18 is: 38,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013.98 : 66,248.68 = 27,859.18 : x
  2. Step 2: Convert to fraction form
    48,013.98/66,248.68 = 27,859.18/x
  3. Step 3: Cross multiply
    48,013.98x = 66,248.68 × 27,859.18
  4. Step 4: Simplify right side
    48,013.98x = 1,845,633,900.88
  5. Step 5: Solve for x
    x = 1,845,633,900.88/48,013.98
  6. Step 6: Final answer
    x = 38,439.51

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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.