Home / 25,317.20-34,937.24-13,986.82

Finding the Fourth Proportional to 25,317.20, 34,937.24 and 13,986.82

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Solution

The fourth proportional to 25,317.20, 34,937.24 and 13,986.82 is: 19,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.20 : 34,937.24 = 13,986.82 : x
  2. Step 2: Convert to fraction form
    25,317.20/34,937.24 = 13,986.82/x
  3. Step 3: Cross multiply
    25,317.20x = 34,937.24 × 13,986.82
  4. Step 4: Simplify right side
    25,317.20x = 488,660,834.80
  5. Step 5: Solve for x
    x = 488,660,834.80/25,317.20
  6. Step 6: Final answer
    x = 19,301.53

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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.