Home / 16,707.28-23,058.08-9,992.84

Finding the Fourth Proportional to 16,707.28, 23,058.08 and 9,992.84

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Solution

The fourth proportional to 16,707.28, 23,058.08 and 9,992.84 is: 13,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.28 : 23,058.08 = 9,992.84 : x
  2. Step 2: Convert to fraction form
    16,707.28/23,058.08 = 9,992.84/x
  3. Step 3: Cross multiply
    16,707.28x = 23,058.08 × 9,992.84
  4. Step 4: Simplify right side
    16,707.28x = 230,415,704.15
  5. Step 5: Solve for x
    x = 230,415,704.15/16,707.28
  6. Step 6: Final answer
    x = 13,791.34

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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.