Home / 31,441.54-43,389.19-17,294.08

Finding the Fourth Proportional to 31,441.54, 43,389.19 and 17,294.08

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Solution

The fourth proportional to 31,441.54, 43,389.19 and 17,294.08 is: 23,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.54 : 43,389.19 = 17,294.08 : x
  2. Step 2: Convert to fraction form
    31,441.54/43,389.19 = 17,294.08/x
  3. Step 3: Cross multiply
    31,441.54x = 43,389.19 × 17,294.08
  4. Step 4: Simplify right side
    31,441.54x = 750,376,123.00
  5. Step 5: Solve for x
    x = 750,376,123.00/31,441.54
  6. Step 6: Final answer
    x = 23,865.76

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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.