Home / 31,218.26-43,082.22-17,071.10

Finding the Fourth Proportional to 31,218.26, 43,082.22 and 17,071.10

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Solution

The fourth proportional to 31,218.26, 43,082.22 and 17,071.10 is: 23,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218.26 : 43,082.22 = 17,071.10 : x
  2. Step 2: Convert to fraction form
    31,218.26/43,082.22 = 17,071.10/x
  3. Step 3: Cross multiply
    31,218.26x = 43,082.22 × 17,071.10
  4. Step 4: Simplify right side
    31,218.26x = 735,460,896.01
  5. Step 5: Solve for x
    x = 735,460,896.01/31,218.26
  6. Step 6: Final answer
    x = 23,558.68

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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.