Home / 16,695.12-23,040.04-9,243.28

Finding the Fourth Proportional to 16,695.12, 23,040.04 and 9,243.28

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Solution

The fourth proportional to 16,695.12, 23,040.04 and 9,243.28 is: 12,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.12 : 23,040.04 = 9,243.28 : x
  2. Step 2: Convert to fraction form
    16,695.12/23,040.04 = 9,243.28/x
  3. Step 3: Cross multiply
    16,695.12x = 23,040.04 × 9,243.28
  4. Step 4: Simplify right side
    16,695.12x = 212,965,540.93
  5. Step 5: Solve for x
    x = 212,965,540.93/16,695.12
  6. Step 6: Final answer
    x = 12,756.16

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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.