Home / 31,040.76-46,570.30-17,902.56

Finding the Fourth Proportional to 31,040.76, 46,570.30 and 17,902.56

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Solution

The fourth proportional to 31,040.76, 46,570.30 and 17,902.56 is: 26,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,040.76 : 46,570.30 = 17,902.56 : x
  2. Step 2: Convert to fraction form
    31,040.76/46,570.30 = 17,902.56/x
  3. Step 3: Cross multiply
    31,040.76x = 46,570.30 × 17,902.56
  4. Step 4: Simplify right side
    31,040.76x = 833,727,589.97
  5. Step 5: Solve for x
    x = 833,727,589.97/31,040.76
  6. Step 6: Final answer
    x = 26,859.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.