Home / 29,701.27-40,977.66-16,945.28

Finding the Fourth Proportional to 29,701.27, 40,977.66 and 16,945.28

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Solution

The fourth proportional to 29,701.27, 40,977.66 and 16,945.28 is: 23,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.27 : 40,977.66 = 16,945.28 : x
  2. Step 2: Convert to fraction form
    29,701.27/40,977.66 = 16,945.28/x
  3. Step 3: Cross multiply
    29,701.27x = 40,977.66 × 16,945.28
  4. Step 4: Simplify right side
    29,701.27x = 694,378,022.29
  5. Step 5: Solve for x
    x = 694,378,022.29/29,701.27
  6. Step 6: Final answer
    x = 23,378.74

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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.