Home / 22,344.98-30,834.14-12,782.93

Finding the Fourth Proportional to 22,344.98, 30,834.14 and 12,782.93

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Solution

The fourth proportional to 22,344.98, 30,834.14 and 12,782.93 is: 17,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.98 : 30,834.14 = 12,782.93 : x
  2. Step 2: Convert to fraction form
    22,344.98/30,834.14 = 12,782.93/x
  3. Step 3: Cross multiply
    22,344.98x = 30,834.14 × 12,782.93
  4. Step 4: Simplify right side
    22,344.98x = 394,150,435.14
  5. Step 5: Solve for x
    x = 394,150,435.14/22,344.98
  6. Step 6: Final answer
    x = 17,639.33

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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.