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Finding the Fourth Proportional to 19,673.73, 29,506.95 and 5,630.76

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Solution

The fourth proportional to 19,673.73, 29,506.95 and 5,630.76 is: 8,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,673.73 : 29,506.95 = 5,630.76 : x
  2. Step 2: Convert to fraction form
    19,673.73/29,506.95 = 5,630.76/x
  3. Step 3: Cross multiply
    19,673.73x = 29,506.95 × 5,630.76
  4. Step 4: Simplify right side
    19,673.73x = 166,146,553.78
  5. Step 5: Solve for x
    x = 166,146,553.78/19,673.73
  6. Step 6: Final answer
    x = 8,445.10

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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.