Home / 31,233.08-43,101.29-17,085.75

Finding the Fourth Proportional to 31,233.08, 43,101.29 and 17,085.75

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Solution

The fourth proportional to 31,233.08, 43,101.29 and 17,085.75 is: 23,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,233.08 : 43,101.29 = 17,085.75 : x
  2. Step 2: Convert to fraction form
    31,233.08/43,101.29 = 17,085.75/x
  3. Step 3: Cross multiply
    31,233.08x = 43,101.29 × 17,085.75
  4. Step 4: Simplify right side
    31,233.08x = 736,417,780.19
  5. Step 5: Solve for x
    x = 736,417,780.19/31,233.08
  6. Step 6: Final answer
    x = 23,578.14

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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.