Home / 16,010.48-22,091.82-8,936.90

Finding the Fourth Proportional to 16,010.48, 22,091.82 and 8,936.90

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Solution

The fourth proportional to 16,010.48, 22,091.82 and 8,936.90 is: 12,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,010.48 : 22,091.82 = 8,936.90 : x
  2. Step 2: Convert to fraction form
    16,010.48/22,091.82 = 8,936.90/x
  3. Step 3: Cross multiply
    16,010.48x = 22,091.82 × 8,936.90
  4. Step 4: Simplify right side
    16,010.48x = 197,432,386.16
  5. Step 5: Solve for x
    x = 197,432,386.16/16,010.48
  6. Step 6: Final answer
    x = 12,331.45

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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.