Home / 31,806.56-43,865.16-27,301.28

Finding the Fourth Proportional to 31,806.56, 43,865.16 and 27,301.28

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Solution

The fourth proportional to 31,806.56, 43,865.16 and 27,301.28 is: 37,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806.56 : 43,865.16 = 27,301.28 : x
  2. Step 2: Convert to fraction form
    31,806.56/43,865.16 = 27,301.28/x
  3. Step 3: Cross multiply
    31,806.56x = 43,865.16 × 27,301.28
  4. Step 4: Simplify right side
    31,806.56x = 1,197,575,015.40
  5. Step 5: Solve for x
    x = 1,197,575,015.40/31,806.56
  6. Step 6: Final answer
    x = 37,651.82

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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.