Home / 40,314.08-55,633.64-22,410.76

Finding the Fourth Proportional to 40,314.08, 55,633.64 and 22,410.76

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Solution

The fourth proportional to 40,314.08, 55,633.64 and 22,410.76 is: 30,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.08 : 55,633.64 = 22,410.76 : x
  2. Step 2: Convert to fraction form
    40,314.08/55,633.64 = 22,410.76/x
  3. Step 3: Cross multiply
    40,314.08x = 55,633.64 × 22,410.76
  4. Step 4: Simplify right side
    40,314.08x = 1,246,792,153.97
  5. Step 5: Solve for x
    x = 1,246,792,153.97/40,314.08
  6. Step 6: Final answer
    x = 30,926.97

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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.