Home / 16,700.92-23,047.28-9,147.25

Finding the Fourth Proportional to 16,700.92, 23,047.28 and 9,147.25

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Solution

The fourth proportional to 16,700.92, 23,047.28 and 9,147.25 is: 12,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.92 : 23,047.28 = 9,147.25 : x
  2. Step 2: Convert to fraction form
    16,700.92/23,047.28 = 9,147.25/x
  3. Step 3: Cross multiply
    16,700.92x = 23,047.28 × 9,147.25
  4. Step 4: Simplify right side
    16,700.92x = 210,819,249.36
  5. Step 5: Solve for x
    x = 210,819,249.36/16,700.92
  6. Step 6: Final answer
    x = 12,623.21

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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.