Home / 16,775.18-23,150.34-9,222.38

Finding the Fourth Proportional to 16,775.18, 23,150.34 and 9,222.38

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Solution

The fourth proportional to 16,775.18, 23,150.34 and 9,222.38 is: 12,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.18 : 23,150.34 = 9,222.38 : x
  2. Step 2: Convert to fraction form
    16,775.18/23,150.34 = 9,222.38/x
  3. Step 3: Cross multiply
    16,775.18x = 23,150.34 × 9,222.38
  4. Step 4: Simplify right side
    16,775.18x = 213,501,232.61
  5. Step 5: Solve for x
    x = 213,501,232.61/16,775.18
  6. Step 6: Final answer
    x = 12,727.21

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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.