Home / 16,729.28-23,086.41-9,277.28

Finding the Fourth Proportional to 16,729.28, 23,086.41 and 9,277.28

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Solution

The fourth proportional to 16,729.28, 23,086.41 and 9,277.28 is: 12,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.28 : 23,086.41 = 9,277.28 : x
  2. Step 2: Convert to fraction form
    16,729.28/23,086.41 = 9,277.28/x
  3. Step 3: Cross multiply
    16,729.28x = 23,086.41 × 9,277.28
  4. Step 4: Simplify right side
    16,729.28x = 214,179,089.76
  5. Step 5: Solve for x
    x = 214,179,089.76/16,729.28
  6. Step 6: Final answer
    x = 12,802.65

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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.