Home / 16,222.05-22,386.53-9,052.65

Finding the Fourth Proportional to 16,222.05, 22,386.53 and 9,052.65

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Solution

The fourth proportional to 16,222.05, 22,386.53 and 9,052.65 is: 12,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222.05 : 22,386.53 = 9,052.65 : x
  2. Step 2: Convert to fraction form
    16,222.05/22,386.53 = 9,052.65/x
  3. Step 3: Cross multiply
    16,222.05x = 22,386.53 × 9,052.65
  4. Step 4: Simplify right side
    16,222.05x = 202,657,375.54
  5. Step 5: Solve for x
    x = 202,657,375.54/16,222.05
  6. Step 6: Final answer
    x = 12,492.71

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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.