Home / 31,609.28-43,618.84-17,266.20

Finding the Fourth Proportional to 31,609.28, 43,618.84 and 17,266.20

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Solution

The fourth proportional to 31,609.28, 43,618.84 and 17,266.20 is: 23,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,609.28 : 43,618.84 = 17,266.20 : x
  2. Step 2: Convert to fraction form
    31,609.28/43,618.84 = 17,266.20/x
  3. Step 3: Cross multiply
    31,609.28x = 43,618.84 × 17,266.20
  4. Step 4: Simplify right side
    31,609.28x = 753,131,615.21
  5. Step 5: Solve for x
    x = 753,131,615.21/31,609.28
  6. Step 6: Final answer
    x = 23,826.28

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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.