Home / 31,230.54-43,097.49-17,082.90

Finding the Fourth Proportional to 31,230.54, 43,097.49 and 17,082.90

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Solution

The fourth proportional to 31,230.54, 43,097.49 and 17,082.90 is: 23,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.54 : 43,097.49 = 17,082.90 : x
  2. Step 2: Convert to fraction form
    31,230.54/43,097.49 = 17,082.90/x
  3. Step 3: Cross multiply
    31,230.54x = 43,097.49 × 17,082.90
  4. Step 4: Simplify right side
    31,230.54x = 736,230,111.92
  5. Step 5: Solve for x
    x = 736,230,111.92/31,230.54
  6. Step 6: Final answer
    x = 23,574.04

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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.