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Finding the Fourth Proportional to 22,697, 34,045.26 and 8,855.72

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Solution

The fourth proportional to 22,697, 34,045.26 and 8,855.72 is: 13,283.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697 : 34,045.26 = 8,855.72 : x
  2. Step 2: Convert to fraction form
    22,697/34,045.26 = 8,855.72/x
  3. Step 3: Cross multiply
    22,697x = 34,045.26 × 8,855.72
  4. Step 4: Simplify right side
    22,697x = 301,495,289.89
  5. Step 5: Solve for x
    x = 301,495,289.89/22,697
  6. Step 6: Final answer
    x = 13,283.49

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Double scale
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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.