Home / 22,621.23-33,915.43-15,207.30

Finding the Fourth Proportional to 22,621.23, 33,915.43 and 15,207.30

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Solution

The fourth proportional to 22,621.23, 33,915.43 and 15,207.30 is: 22,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621.23 : 33,915.43 = 15,207.30 : x
  2. Step 2: Convert to fraction form
    22,621.23/33,915.43 = 15,207.30/x
  3. Step 3: Cross multiply
    22,621.23x = 33,915.43 × 15,207.30
  4. Step 4: Simplify right side
    22,621.23x = 515,762,118.64
  5. Step 5: Solve for x
    x = 515,762,118.64/22,621.23
  6. Step 6: Final answer
    x = 22,799.91

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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.