Home / 48,016.80-66,270.24-26,802.72

Finding the Fourth Proportional to 48,016.80, 66,270.24 and 26,802.72

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Solution

The fourth proportional to 48,016.80, 66,270.24 and 26,802.72 is: 36,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,016.80 : 66,270.24 = 26,802.72 : x
  2. Step 2: Convert to fraction form
    48,016.80/66,270.24 = 26,802.72/x
  3. Step 3: Cross multiply
    48,016.80x = 66,270.24 × 26,802.72
  4. Step 4: Simplify right side
    48,016.80x = 1,776,222,687.05
  5. Step 5: Solve for x
    x = 1,776,222,687.05/48,016.80
  6. Step 6: Final answer
    x = 36,991.69

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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.