Home / 52,297.43-72,170.24-29,640.72

Finding the Fourth Proportional to 52,297.43, 72,170.24 and 29,640.72

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Solution

The fourth proportional to 52,297.43, 72,170.24 and 29,640.72 is: 40,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,297.43 : 72,170.24 = 29,640.72 : x
  2. Step 2: Convert to fraction form
    52,297.43/72,170.24 = 29,640.72/x
  3. Step 3: Cross multiply
    52,297.43x = 72,170.24 × 29,640.72
  4. Step 4: Simplify right side
    52,297.43x = 2,139,177,727.97
  5. Step 5: Solve for x
    x = 2,139,177,727.97/52,297.43
  6. Step 6: Final answer
    x = 40,904.07

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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.