Home / 16,759.11-23,130.99-9,684.57

Finding the Fourth Proportional to 16,759.11, 23,130.99 and 9,684.57

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Solution

The fourth proportional to 16,759.11, 23,130.99 and 9,684.57 is: 13,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.11 : 23,130.99 = 9,684.57 : x
  2. Step 2: Convert to fraction form
    16,759.11/23,130.99 = 9,684.57/x
  3. Step 3: Cross multiply
    16,759.11x = 23,130.99 × 9,684.57
  4. Step 4: Simplify right side
    16,759.11x = 224,013,691.82
  5. Step 5: Solve for x
    x = 224,013,691.82/16,759.11
  6. Step 6: Final answer
    x = 13,366.68

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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.