Home / 31,424.63-43,366.19-17,277.98

Finding the Fourth Proportional to 31,424.63, 43,366.19 and 17,277.98

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Solution

The fourth proportional to 31,424.63, 43,366.19 and 17,277.98 is: 23,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.63 : 43,366.19 = 17,277.98 : x
  2. Step 2: Convert to fraction form
    31,424.63/43,366.19 = 17,277.98/x
  3. Step 3: Cross multiply
    31,424.63x = 43,366.19 × 17,277.98
  4. Step 4: Simplify right side
    31,424.63x = 749,279,860.28
  5. Step 5: Solve for x
    x = 749,279,860.28/31,424.63
  6. Step 6: Final answer
    x = 23,843.72

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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.