Home / 22,480.19-33,720.90-6,897.81

Finding the Fourth Proportional to 22,480.19, 33,720.90 and 6,897.81

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Solution

The fourth proportional to 22,480.19, 33,720.90 and 6,897.81 is: 10,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.19 : 33,720.90 = 6,897.81 : x
  2. Step 2: Convert to fraction form
    22,480.19/33,720.90 = 6,897.81/x
  3. Step 3: Cross multiply
    22,480.19x = 33,720.90 × 6,897.81
  4. Step 4: Simplify right side
    22,480.19x = 232,600,361.23
  5. Step 5: Solve for x
    x = 232,600,361.23/22,480.19
  6. Step 6: Final answer
    x = 10,346.90

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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.