Home / 22,521.17-33,785.42-6,938.79

Finding the Fourth Proportional to 22,521.17, 33,785.42 and 6,938.79

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Solution

The fourth proportional to 22,521.17, 33,785.42 and 6,938.79 is: 10,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.17 : 33,785.42 = 6,938.79 : x
  2. Step 2: Convert to fraction form
    22,521.17/33,785.42 = 6,938.79/x
  3. Step 3: Cross multiply
    22,521.17x = 33,785.42 × 6,938.79
  4. Step 4: Simplify right side
    22,521.17x = 234,429,899.75
  5. Step 5: Solve for x
    x = 234,429,899.75/22,521.17
  6. Step 6: Final answer
    x = 10,409.31

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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.