Home / 31,603.74-43,613.31-17,263.77

Finding the Fourth Proportional to 31,603.74, 43,613.31 and 17,263.77

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Solution

The fourth proportional to 31,603.74, 43,613.31 and 17,263.77 is: 23,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603.74 : 43,613.31 = 17,263.77 : x
  2. Step 2: Convert to fraction form
    31,603.74/43,613.31 = 17,263.77/x
  3. Step 3: Cross multiply
    31,603.74x = 43,613.31 × 17,263.77
  4. Step 4: Simplify right side
    31,603.74x = 752,930,071.00
  5. Step 5: Solve for x
    x = 752,930,071.00/31,603.74
  6. Step 6: Final answer
    x = 23,824.08

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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.