Home / 16,832.40-23,227.67-9,278.34

Finding the Fourth Proportional to 16,832.40, 23,227.67 and 9,278.34

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Solution

The fourth proportional to 16,832.40, 23,227.67 and 9,278.34 is: 12,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.40 : 23,227.67 = 9,278.34 : x
  2. Step 2: Convert to fraction form
    16,832.40/23,227.67 = 9,278.34/x
  3. Step 3: Cross multiply
    16,832.40x = 23,227.67 × 9,278.34
  4. Step 4: Simplify right side
    16,832.40x = 215,514,329.97
  5. Step 5: Solve for x
    x = 215,514,329.97/16,832.40
  6. Step 6: Final answer
    x = 12,803.54

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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.