Home / 22,139.48-33,209.16-6,555.80

Finding the Fourth Proportional to 22,139.48, 33,209.16 and 6,555.80

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Solution

The fourth proportional to 22,139.48, 33,209.16 and 6,555.80 is: 9,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.48 : 33,209.16 = 6,555.80 : x
  2. Step 2: Convert to fraction form
    22,139.48/33,209.16 = 6,555.80/x
  3. Step 3: Cross multiply
    22,139.48x = 33,209.16 × 6,555.80
  4. Step 4: Simplify right side
    22,139.48x = 217,712,611.13
  5. Step 5: Solve for x
    x = 217,712,611.13/22,139.48
  6. Step 6: Final answer
    x = 9,833.68

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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.