Home / 25,166.80-34,727.16-13,834.43

Finding the Fourth Proportional to 25,166.80, 34,727.16 and 13,834.43

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Solution

The fourth proportional to 25,166.80, 34,727.16 and 13,834.43 is: 19,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166.80 : 34,727.16 = 13,834.43 : x
  2. Step 2: Convert to fraction form
    25,166.80/34,727.16 = 13,834.43/x
  3. Step 3: Cross multiply
    25,166.80x = 34,727.16 × 13,834.43
  4. Step 4: Simplify right side
    25,166.80x = 480,430,472.59
  5. Step 5: Solve for x
    x = 480,430,472.59/25,166.80
  6. Step 6: Final answer
    x = 19,089.85

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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.