Home / 22,271.36-33,406.22-6,688.58

Finding the Fourth Proportional to 22,271.36, 33,406.22 and 6,688.58

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Solution

The fourth proportional to 22,271.36, 33,406.22 and 6,688.58 is: 10,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.36 : 33,406.22 = 6,688.58 : x
  2. Step 2: Convert to fraction form
    22,271.36/33,406.22 = 6,688.58/x
  3. Step 3: Cross multiply
    22,271.36x = 33,406.22 × 6,688.58
  4. Step 4: Simplify right side
    22,271.36x = 223,440,174.97
  5. Step 5: Solve for x
    x = 223,440,174.97/22,271.36
  6. Step 6: Final answer
    x = 10,032.62

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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.