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Finding the Fourth Proportional to 34,652.66, 47,821.88 and 19,545.96

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Solution

The fourth proportional to 34,652.66, 47,821.88 and 19,545.96 is: 26,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652.66 : 47,821.88 = 19,545.96 : x
  2. Step 2: Convert to fraction form
    34,652.66/47,821.88 = 19,545.96/x
  3. Step 3: Cross multiply
    34,652.66x = 47,821.88 × 19,545.96
  4. Step 4: Simplify right side
    34,652.66x = 934,724,602.47
  5. Step 5: Solve for x
    x = 934,724,602.47/34,652.66
  6. Step 6: Final answer
    x = 26,974.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.