Home / 62,855.12-86,727.66-35,260.71

Finding the Fourth Proportional to 62,855.12, 86,727.66 and 35,260.71

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Solution

The fourth proportional to 62,855.12, 86,727.66 and 35,260.71 is: 48,652.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,855.12 : 86,727.66 = 35,260.71 : x
  2. Step 2: Convert to fraction form
    62,855.12/86,727.66 = 35,260.71/x
  3. Step 3: Cross multiply
    62,855.12x = 86,727.66 × 35,260.71
  4. Step 4: Simplify right side
    62,855.12x = 3,058,078,410.78
  5. Step 5: Solve for x
    x = 3,058,078,410.78/62,855.12
  6. Step 6: Final answer
    x = 48,652.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.