Home / 16,934.70-23,370.75-9,381.87

Finding the Fourth Proportional to 16,934.70, 23,370.75 and 9,381.87

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Solution

The fourth proportional to 16,934.70, 23,370.75 and 9,381.87 is: 12,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.70 : 23,370.75 = 9,381.87 : x
  2. Step 2: Convert to fraction form
    16,934.70/23,370.75 = 9,381.87/x
  3. Step 3: Cross multiply
    16,934.70x = 23,370.75 × 9,381.87
  4. Step 4: Simplify right side
    16,934.70x = 219,261,338.30
  5. Step 5: Solve for x
    x = 219,261,338.30/16,934.70
  6. Step 6: Final answer
    x = 12,947.46

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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.