Home / 22,255.04-33,462.60-20,521.24

Finding the Fourth Proportional to 22,255.04, 33,462.60 and 20,521.24

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Solution

The fourth proportional to 22,255.04, 33,462.60 and 20,521.24 is: 30,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.04 : 33,462.60 = 20,521.24 : x
  2. Step 2: Convert to fraction form
    22,255.04/33,462.60 = 20,521.24/x
  3. Step 3: Cross multiply
    22,255.04x = 33,462.60 × 20,521.24
  4. Step 4: Simplify right side
    22,255.04x = 686,694,045.62
  5. Step 5: Solve for x
    x = 686,694,045.62/22,255.04
  6. Step 6: Final answer
    x = 30,855.66

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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.