Home / 16,930.32-23,364.10-9,760.11

Finding the Fourth Proportional to 16,930.32, 23,364.10 and 9,760.11

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Solution

The fourth proportional to 16,930.32, 23,364.10 and 9,760.11 is: 13,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.32 : 23,364.10 = 9,760.11 : x
  2. Step 2: Convert to fraction form
    16,930.32/23,364.10 = 9,760.11/x
  3. Step 3: Cross multiply
    16,930.32x = 23,364.10 × 9,760.11
  4. Step 4: Simplify right side
    16,930.32x = 228,036,187.16
  5. Step 5: Solve for x
    x = 228,036,187.16/16,930.32
  6. Step 6: Final answer
    x = 13,469.10

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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.