Home / 31,806.99-47,619.77-25,242.75

Finding the Fourth Proportional to 31,806.99, 47,619.77 and 25,242.75

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Solution

The fourth proportional to 31,806.99, 47,619.77 and 25,242.75 is: 37,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806.99 : 47,619.77 = 25,242.75 : x
  2. Step 2: Convert to fraction form
    31,806.99/47,619.77 = 25,242.75/x
  3. Step 3: Cross multiply
    31,806.99x = 47,619.77 × 25,242.75
  4. Step 4: Simplify right side
    31,806.99x = 1,202,053,822.95
  5. Step 5: Solve for x
    x = 1,202,053,822.95/31,806.99
  6. Step 6: Final answer
    x = 37,792.13

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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.