Home / 22,369.99-33,530.37-9,215.18

Finding the Fourth Proportional to 22,369.99, 33,530.37 and 9,215.18

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Solution

The fourth proportional to 22,369.99, 33,530.37 and 9,215.18 is: 13,812.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369.99 : 33,530.37 = 9,215.18 : x
  2. Step 2: Convert to fraction form
    22,369.99/33,530.37 = 9,215.18/x
  3. Step 3: Cross multiply
    22,369.99x = 33,530.37 × 9,215.18
  4. Step 4: Simplify right side
    22,369.99x = 308,988,395.02
  5. Step 5: Solve for x
    x = 308,988,395.02/22,369.99
  6. Step 6: Final answer
    x = 13,812.63

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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.