Home / 48,722.57-73,088.49-13,662.12

Finding the Fourth Proportional to 48,722.57, 73,088.49 and 13,662.12

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Solution

The fourth proportional to 48,722.57, 73,088.49 and 13,662.12 is: 20,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,722.57 : 73,088.49 = 13,662.12 : x
  2. Step 2: Convert to fraction form
    48,722.57/73,088.49 = 13,662.12/x
  3. Step 3: Cross multiply
    48,722.57x = 73,088.49 × 13,662.12
  4. Step 4: Simplify right side
    48,722.57x = 998,543,721.00
  5. Step 5: Solve for x
    x = 998,543,721.00/48,722.57
  6. Step 6: Final answer
    x = 20,494.48

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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.