Home / 31,512.84-43,488.66-17,366.60

Finding the Fourth Proportional to 31,512.84, 43,488.66 and 17,366.60

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Solution

The fourth proportional to 31,512.84, 43,488.66 and 17,366.60 is: 23,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.84 : 43,488.66 = 17,366.60 : x
  2. Step 2: Convert to fraction form
    31,512.84/43,488.66 = 17,366.60/x
  3. Step 3: Cross multiply
    31,512.84x = 43,488.66 × 17,366.60
  4. Step 4: Simplify right side
    31,512.84x = 755,249,945.31
  5. Step 5: Solve for x
    x = 755,249,945.31/31,512.84
  6. Step 6: Final answer
    x = 23,966.42

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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.