Home / 31,364.76-43,283.73-17,217.30

Finding the Fourth Proportional to 31,364.76, 43,283.73 and 17,217.30

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Solution

The fourth proportional to 31,364.76, 43,283.73 and 17,217.30 is: 23,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,364.76 : 43,283.73 = 17,217.30 : x
  2. Step 2: Convert to fraction form
    31,364.76/43,283.73 = 17,217.30/x
  3. Step 3: Cross multiply
    31,364.76x = 43,283.73 × 17,217.30
  4. Step 4: Simplify right side
    31,364.76x = 745,228,964.53
  5. Step 5: Solve for x
    x = 745,228,964.53/31,364.76
  6. Step 6: Final answer
    x = 23,760.07

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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.