Home / 22,389.28-33,597.76-13,033.48

Finding the Fourth Proportional to 22,389.28, 33,597.76 and 13,033.48

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Solution

The fourth proportional to 22,389.28, 33,597.76 and 13,033.48 is: 19,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,389.28 : 33,597.76 = 13,033.48 : x
  2. Step 2: Convert to fraction form
    22,389.28/33,597.76 = 13,033.48/x
  3. Step 3: Cross multiply
    22,389.28x = 33,597.76 × 13,033.48
  4. Step 4: Simplify right side
    22,389.28x = 437,895,733.00
  5. Step 5: Solve for x
    x = 437,895,733.00/22,389.28
  6. Step 6: Final answer
    x = 19,558.28

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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.