Home / 31,212.24-43,073.07-17,065.09

Finding the Fourth Proportional to 31,212.24, 43,073.07 and 17,065.09

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Solution

The fourth proportional to 31,212.24, 43,073.07 and 17,065.09 is: 23,549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.24 : 43,073.07 = 17,065.09 : x
  2. Step 2: Convert to fraction form
    31,212.24/43,073.07 = 17,065.09/x
  3. Step 3: Cross multiply
    31,212.24x = 43,073.07 × 17,065.09
  4. Step 4: Simplify right side
    31,212.24x = 735,045,707.67
  5. Step 5: Solve for x
    x = 735,045,707.67/31,212.24
  6. Step 6: Final answer
    x = 23,549.92

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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.