Home / 22,310.61-33,459.09-7,515.56

Finding the Fourth Proportional to 22,310.61, 33,459.09 and 7,515.56

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Solution

The fourth proportional to 22,310.61, 33,459.09 and 7,515.56 is: 11,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310.61 : 33,459.09 = 7,515.56 : x
  2. Step 2: Convert to fraction form
    22,310.61/33,459.09 = 7,515.56/x
  3. Step 3: Cross multiply
    22,310.61x = 33,459.09 × 7,515.56
  4. Step 4: Simplify right side
    22,310.61x = 251,463,798.44
  5. Step 5: Solve for x
    x = 251,463,798.44/22,310.61
  6. Step 6: Final answer
    x = 11,271.04

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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.