Home / 16,114.48-22,239.33-8,945.07

Finding the Fourth Proportional to 16,114.48, 22,239.33 and 8,945.07

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Solution

The fourth proportional to 16,114.48, 22,239.33 and 8,945.07 is: 12,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,114.48 : 22,239.33 = 8,945.07 : x
  2. Step 2: Convert to fraction form
    16,114.48/22,239.33 = 8,945.07/x
  3. Step 3: Cross multiply
    16,114.48x = 22,239.33 × 8,945.07
  4. Step 4: Simplify right side
    16,114.48x = 198,932,371.76
  5. Step 5: Solve for x
    x = 198,932,371.76/16,114.48
  6. Step 6: Final answer
    x = 12,344.94

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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.