Home / 31,265.01-43,146.80-17,117.95

Finding the Fourth Proportional to 31,265.01, 43,146.80 and 17,117.95

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Solution

The fourth proportional to 31,265.01, 43,146.80 and 17,117.95 is: 23,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265.01 : 43,146.80 = 17,117.95 : x
  2. Step 2: Convert to fraction form
    31,265.01/43,146.80 = 17,117.95/x
  3. Step 3: Cross multiply
    31,265.01x = 43,146.80 × 17,117.95
  4. Step 4: Simplify right side
    31,265.01x = 738,584,765.06
  5. Step 5: Solve for x
    x = 738,584,765.06/31,265.01
  6. Step 6: Final answer
    x = 23,623.37

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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.