Home / 31,299.75-43,193.70-17,152.29

Finding the Fourth Proportional to 31,299.75, 43,193.70 and 17,152.29

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Solution

The fourth proportional to 31,299.75, 43,193.70 and 17,152.29 is: 23,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.75 : 43,193.70 = 17,152.29 : x
  2. Step 2: Convert to fraction form
    31,299.75/43,193.70 = 17,152.29/x
  3. Step 3: Cross multiply
    31,299.75x = 43,193.70 × 17,152.29
  4. Step 4: Simplify right side
    31,299.75x = 740,870,868.57
  5. Step 5: Solve for x
    x = 740,870,868.57/31,299.75
  6. Step 6: Final answer
    x = 23,670.18

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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.