Home / 48,675.39-73,013.09-19,107.15

Finding the Fourth Proportional to 48,675.39, 73,013.09 and 19,107.15

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Solution

The fourth proportional to 48,675.39, 73,013.09 and 19,107.15 is: 28,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,675.39 : 73,013.09 = 19,107.15 : x
  2. Step 2: Convert to fraction form
    48,675.39/73,013.09 = 19,107.15/x
  3. Step 3: Cross multiply
    48,675.39x = 73,013.09 × 19,107.15
  4. Step 4: Simplify right side
    48,675.39x = 1,395,071,967.06
  5. Step 5: Solve for x
    x = 1,395,071,967.06/48,675.39
  6. Step 6: Final answer
    x = 28,660.73

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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.