Home / 16,704.28-23,051.92-9,151.08

Finding the Fourth Proportional to 16,704.28, 23,051.92 and 9,151.08

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Solution

The fourth proportional to 16,704.28, 23,051.92 and 9,151.08 is: 12,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.28 : 23,051.92 = 9,151.08 : x
  2. Step 2: Convert to fraction form
    16,704.28/23,051.92 = 9,151.08/x
  3. Step 3: Cross multiply
    16,704.28x = 23,051.92 × 9,151.08
  4. Step 4: Simplify right side
    16,704.28x = 210,949,964.07
  5. Step 5: Solve for x
    x = 210,949,964.07/16,704.28
  6. Step 6: Final answer
    x = 12,628.50

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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.