Home / 16,935.17-23,370.60-9,381.33

Finding the Fourth Proportional to 16,935.17, 23,370.60 and 9,381.33

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Solution

The fourth proportional to 16,935.17, 23,370.60 and 9,381.33 is: 12,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.17 : 23,370.60 = 9,381.33 : x
  2. Step 2: Convert to fraction form
    16,935.17/23,370.60 = 9,381.33/x
  3. Step 3: Cross multiply
    16,935.17x = 23,370.60 × 9,381.33
  4. Step 4: Simplify right side
    16,935.17x = 219,247,310.90
  5. Step 5: Solve for x
    x = 219,247,310.90/16,935.17
  6. Step 6: Final answer
    x = 12,946.28

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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.