Home / 31,547.16-43,535.21-17,399.97

Finding the Fourth Proportional to 31,547.16, 43,535.21 and 17,399.97

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Solution

The fourth proportional to 31,547.16, 43,535.21 and 17,399.97 is: 24,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547.16 : 43,535.21 = 17,399.97 : x
  2. Step 2: Convert to fraction form
    31,547.16/43,535.21 = 17,399.97/x
  3. Step 3: Cross multiply
    31,547.16x = 43,535.21 × 17,399.97
  4. Step 4: Simplify right side
    31,547.16x = 757,511,260.94
  5. Step 5: Solve for x
    x = 757,511,260.94/31,547.16
  6. Step 6: Final answer
    x = 24,012.03

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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.