Home / 22,117.25-33,186.49-13,795.13

Finding the Fourth Proportional to 22,117.25, 33,186.49 and 13,795.13

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Solution

The fourth proportional to 22,117.25, 33,186.49 and 13,795.13 is: 20,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.25 : 33,186.49 = 13,795.13 : x
  2. Step 2: Convert to fraction form
    22,117.25/33,186.49 = 13,795.13/x
  3. Step 3: Cross multiply
    22,117.25x = 33,186.49 × 13,795.13
  4. Step 4: Simplify right side
    22,117.25x = 457,811,777.86
  5. Step 5: Solve for x
    x = 457,811,777.86/22,117.25
  6. Step 6: Final answer
    x = 20,699.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.