Home / 48,642.64-73,005.40-19,081.04

Finding the Fourth Proportional to 48,642.64, 73,005.40 and 19,081.04

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Solution

The fourth proportional to 48,642.64, 73,005.40 and 19,081.04 is: 28,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.64 : 73,005.40 = 19,081.04 : x
  2. Step 2: Convert to fraction form
    48,642.64/73,005.40 = 19,081.04/x
  3. Step 3: Cross multiply
    48,642.64x = 73,005.40 × 19,081.04
  4. Step 4: Simplify right side
    48,642.64x = 1,393,018,957.62
  5. Step 5: Solve for x
    x = 1,393,018,957.62/48,642.64
  6. Step 6: Final answer
    x = 28,637.82

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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.