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Finding the Fourth Proportional to 22,515.34, 33,779.53 and 6,935.26

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Solution

The fourth proportional to 22,515.34, 33,779.53 and 6,935.26 is: 10,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.34 : 33,779.53 = 6,935.26 : x
  2. Step 2: Convert to fraction form
    22,515.34/33,779.53 = 6,935.26/x
  3. Step 3: Cross multiply
    22,515.34x = 33,779.53 × 6,935.26
  4. Step 4: Simplify right side
    22,515.34x = 234,269,823.23
  5. Step 5: Solve for x
    x = 234,269,823.23/22,515.34
  6. Step 6: Final answer
    x = 10,404.90

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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.