Home / 29,140.27-40,212.59-16,393.70

Finding the Fourth Proportional to 29,140.27, 40,212.59 and 16,393.70

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Solution

The fourth proportional to 29,140.27, 40,212.59 and 16,393.70 is: 22,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.27 : 40,212.59 = 16,393.70 : x
  2. Step 2: Convert to fraction form
    29,140.27/40,212.59 = 16,393.70/x
  3. Step 3: Cross multiply
    29,140.27x = 40,212.59 × 16,393.70
  4. Step 4: Simplify right side
    29,140.27x = 659,233,155.25
  5. Step 5: Solve for x
    x = 659,233,155.25/29,140.27
  6. Step 6: Final answer
    x = 22,622.76

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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.