Home / 22,130.20-33,195.30-9,648.10

Finding the Fourth Proportional to 22,130.20, 33,195.30 and 9,648.10

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Solution

The fourth proportional to 22,130.20, 33,195.30 and 9,648.10 is: 14,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.20 : 33,195.30 = 9,648.10 : x
  2. Step 2: Convert to fraction form
    22,130.20/33,195.30 = 9,648.10/x
  3. Step 3: Cross multiply
    22,130.20x = 33,195.30 × 9,648.10
  4. Step 4: Simplify right side
    22,130.20x = 320,271,573.93
  5. Step 5: Solve for x
    x = 320,271,573.93/22,130.20
  6. Step 6: Final answer
    x = 14,472.15

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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.