Home / 31,465.99-43,422.24-17,126.11

Finding the Fourth Proportional to 31,465.99, 43,422.24 and 17,126.11

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Solution

The fourth proportional to 31,465.99, 43,422.24 and 17,126.11 is: 23,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.99 : 43,422.24 = 17,126.11 : x
  2. Step 2: Convert to fraction form
    31,465.99/43,422.24 = 17,126.11/x
  3. Step 3: Cross multiply
    31,465.99x = 43,422.24 × 17,126.11
  4. Step 4: Simplify right side
    31,465.99x = 743,654,058.69
  5. Step 5: Solve for x
    x = 743,654,058.69/31,465.99
  6. Step 6: Final answer
    x = 23,633.58

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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.