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Finding the Fourth Proportional to 22,567.38, 33,855 and 9,428.97

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Solution

The fourth proportional to 22,567.38, 33,855 and 9,428.97 is: 14,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.38 : 33,855 = 9,428.97 : x
  2. Step 2: Convert to fraction form
    22,567.38/33,855 = 9,428.97/x
  3. Step 3: Cross multiply
    22,567.38x = 33,855 × 9,428.97
  4. Step 4: Simplify right side
    22,567.38x = 319,217,779.35
  5. Step 5: Solve for x
    x = 319,217,779.35/22,567.38
  6. Step 6: Final answer
    x = 14,145.10

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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.