Home / 48,873.12-73,309.56-11,937.12

Finding the Fourth Proportional to 48,873.12, 73,309.56 and 11,937.12

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Solution

The fourth proportional to 48,873.12, 73,309.56 and 11,937.12 is: 17,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,873.12 : 73,309.56 = 11,937.12 : x
  2. Step 2: Convert to fraction form
    48,873.12/73,309.56 = 11,937.12/x
  3. Step 3: Cross multiply
    48,873.12x = 73,309.56 × 11,937.12
  4. Step 4: Simplify right side
    48,873.12x = 875,105,014.87
  5. Step 5: Solve for x
    x = 875,105,014.87/48,873.12
  6. Step 6: Final answer
    x = 17,905.65

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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.