Home / 16,696.12-23,040.65-9,142.46

Finding the Fourth Proportional to 16,696.12, 23,040.65 and 9,142.46

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Solution

The fourth proportional to 16,696.12, 23,040.65 and 9,142.46 is: 12,616.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.12 : 23,040.65 = 9,142.46 : x
  2. Step 2: Convert to fraction form
    16,696.12/23,040.65 = 9,142.46/x
  3. Step 3: Cross multiply
    16,696.12x = 23,040.65 × 9,142.46
  4. Step 4: Simplify right side
    16,696.12x = 210,648,060.08
  5. Step 5: Solve for x
    x = 210,648,060.08/16,696.12
  6. Step 6: Final answer
    x = 12,616.59

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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.