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Finding the Fourth Proportional to 34,117.98, 47,092.95 and 21,551.10

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Solution

The fourth proportional to 34,117.98, 47,092.95 and 21,551.10 is: 29,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.98 : 47,092.95 = 21,551.10 : x
  2. Step 2: Convert to fraction form
    34,117.98/47,092.95 = 21,551.10/x
  3. Step 3: Cross multiply
    34,117.98x = 47,092.95 × 21,551.10
  4. Step 4: Simplify right side
    34,117.98x = 1,014,904,874.75
  5. Step 5: Solve for x
    x = 1,014,904,874.75/34,117.98
  6. Step 6: Final answer
    x = 29,746.92

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1.5x scale

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.