Home / 16,614.78-22,915.44-10,647.02

Finding the Fourth Proportional to 16,614.78, 22,915.44 and 10,647.02

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Solution

The fourth proportional to 16,614.78, 22,915.44 and 10,647.02 is: 14,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.78 : 22,915.44 = 10,647.02 : x
  2. Step 2: Convert to fraction form
    16,614.78/22,915.44 = 10,647.02/x
  3. Step 3: Cross multiply
    16,614.78x = 22,915.44 × 10,647.02
  4. Step 4: Simplify right side
    16,614.78x = 243,981,147.99
  5. Step 5: Solve for x
    x = 243,981,147.99/16,614.78
  6. Step 6: Final answer
    x = 14,684.58

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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.