Home / 22,388.28-33,597.72-9,240.54

Finding the Fourth Proportional to 22,388.28, 33,597.72 and 9,240.54

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Solution

The fourth proportional to 22,388.28, 33,597.72 and 9,240.54 is: 13,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388.28 : 33,597.72 = 9,240.54 : x
  2. Step 2: Convert to fraction form
    22,388.28/33,597.72 = 9,240.54/x
  3. Step 3: Cross multiply
    22,388.28x = 33,597.72 × 9,240.54
  4. Step 4: Simplify right side
    22,388.28x = 310,461,075.57
  5. Step 5: Solve for x
    x = 310,461,075.57/22,388.28
  6. Step 6: Final answer
    x = 13,867.12

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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.