Home / 31,955.16-47,932.77-17,257.53

Finding the Fourth Proportional to 31,955.16, 47,932.77 and 17,257.53

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Solution

The fourth proportional to 31,955.16, 47,932.77 and 17,257.53 is: 25,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.16 : 47,932.77 = 17,257.53 : x
  2. Step 2: Convert to fraction form
    31,955.16/47,932.77 = 17,257.53/x
  3. Step 3: Cross multiply
    31,955.16x = 47,932.77 × 17,257.53
  4. Step 4: Simplify right side
    31,955.16x = 827,201,216.26
  5. Step 5: Solve for x
    x = 827,201,216.26/31,955.16
  6. Step 6: Final answer
    x = 25,886.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.