Home / 15,998.23-22,077.25-8,828.82

Finding the Fourth Proportional to 15,998.23, 22,077.25 and 8,828.82

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Solution

The fourth proportional to 15,998.23, 22,077.25 and 8,828.82 is: 12,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.23 : 22,077.25 = 8,828.82 : x
  2. Step 2: Convert to fraction form
    15,998.23/22,077.25 = 8,828.82/x
  3. Step 3: Cross multiply
    15,998.23x = 22,077.25 × 8,828.82
  4. Step 4: Simplify right side
    15,998.23x = 194,916,066.35
  5. Step 5: Solve for x
    x = 194,916,066.35/15,998.23
  6. Step 6: Final answer
    x = 12,183.60

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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.