Home / 22,225.04-33,299.16-11,805.20

Finding the Fourth Proportional to 22,225.04, 33,299.16 and 11,805.20

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Solution

The fourth proportional to 22,225.04, 33,299.16 and 11,805.20 is: 17,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.04 : 33,299.16 = 11,805.20 : x
  2. Step 2: Convert to fraction form
    22,225.04/33,299.16 = 11,805.20/x
  3. Step 3: Cross multiply
    22,225.04x = 33,299.16 × 11,805.20
  4. Step 4: Simplify right side
    22,225.04x = 393,103,243.63
  5. Step 5: Solve for x
    x = 393,103,243.63/22,225.04
  6. Step 6: Final answer
    x = 17,687.40

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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.