Home / 16,709.20-23,058.12-9,634.64

Finding the Fourth Proportional to 16,709.20, 23,058.12 and 9,634.64

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Solution

The fourth proportional to 16,709.20, 23,058.12 and 9,634.64 is: 13,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,709.20 : 23,058.12 = 9,634.64 : x
  2. Step 2: Convert to fraction form
    16,709.20/23,058.12 = 9,634.64/x
  3. Step 3: Cross multiply
    16,709.20x = 23,058.12 × 9,634.64
  4. Step 4: Simplify right side
    16,709.20x = 222,156,685.28
  5. Step 5: Solve for x
    x = 222,156,685.28/16,709.20
  6. Step 6: Final answer
    x = 13,295.47

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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.