Home / 40,727.08-61,105.74-13,027.24

Finding the Fourth Proportional to 40,727.08, 61,105.74 and 13,027.24

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Solution

The fourth proportional to 40,727.08, 61,105.74 and 13,027.24 is: 19,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.08 : 61,105.74 = 13,027.24 : x
  2. Step 2: Convert to fraction form
    40,727.08/61,105.74 = 13,027.24/x
  3. Step 3: Cross multiply
    40,727.08x = 61,105.74 × 13,027.24
  4. Step 4: Simplify right side
    40,727.08x = 796,039,140.36
  5. Step 5: Solve for x
    x = 796,039,140.36/40,727.08
  6. Step 6: Final answer
    x = 19,545.70

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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.