Home / 31,176.19-43,023.37-17,029.03

Finding the Fourth Proportional to 31,176.19, 43,023.37 and 17,029.03

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Solution

The fourth proportional to 31,176.19, 43,023.37 and 17,029.03 is: 23,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.19 : 43,023.37 = 17,029.03 : x
  2. Step 2: Convert to fraction form
    31,176.19/43,023.37 = 17,029.03/x
  3. Step 3: Cross multiply
    31,176.19x = 43,023.37 × 17,029.03
  4. Step 4: Simplify right side
    31,176.19x = 732,646,258.43
  5. Step 5: Solve for x
    x = 732,646,258.43/31,176.19
  6. Step 6: Final answer
    x = 23,500.19

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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.