Home / 16,121.96-22,248.44-9,050.05

Finding the Fourth Proportional to 16,121.96, 22,248.44 and 9,050.05

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Solution

The fourth proportional to 16,121.96, 22,248.44 and 9,050.05 is: 12,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.96 : 22,248.44 = 9,050.05 : x
  2. Step 2: Convert to fraction form
    16,121.96/22,248.44 = 9,050.05/x
  3. Step 3: Cross multiply
    16,121.96x = 22,248.44 × 9,050.05
  4. Step 4: Simplify right side
    16,121.96x = 201,349,494.42
  5. Step 5: Solve for x
    x = 201,349,494.42/16,121.96
  6. Step 6: Final answer
    x = 12,489.14

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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.