Home / 22,189.23-30,625.08-13,114.22

Finding the Fourth Proportional to 22,189.23, 30,625.08 and 13,114.22

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Solution

The fourth proportional to 22,189.23, 30,625.08 and 13,114.22 is: 18,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189.23 : 30,625.08 = 13,114.22 : x
  2. Step 2: Convert to fraction form
    22,189.23/30,625.08 = 13,114.22/x
  3. Step 3: Cross multiply
    22,189.23x = 30,625.08 × 13,114.22
  4. Step 4: Simplify right side
    22,189.23x = 401,623,883.51
  5. Step 5: Solve for x
    x = 401,623,883.51/22,189.23
  6. Step 6: Final answer
    x = 18,099.95

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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.