Home / 16,916.57-23,348.62-9,847.09

Finding the Fourth Proportional to 16,916.57, 23,348.62 and 9,847.09

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Solution

The fourth proportional to 16,916.57, 23,348.62 and 9,847.09 is: 13,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.57 : 23,348.62 = 9,847.09 : x
  2. Step 2: Convert to fraction form
    16,916.57/23,348.62 = 9,847.09/x
  3. Step 3: Cross multiply
    16,916.57x = 23,348.62 × 9,847.09
  4. Step 4: Simplify right side
    16,916.57x = 229,915,962.52
  5. Step 5: Solve for x
    x = 229,915,962.52/16,916.57
  6. Step 6: Final answer
    x = 13,591.17

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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.