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Finding the Fourth Proportional to 34,060.95, 46,961.91 and 21,940.92

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Solution

The fourth proportional to 34,060.95, 46,961.91 and 21,940.92 is: 30,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,060.95 : 46,961.91 = 21,940.92 : x
  2. Step 2: Convert to fraction form
    34,060.95/46,961.91 = 21,940.92/x
  3. Step 3: Cross multiply
    34,060.95x = 46,961.91 × 21,940.92
  4. Step 4: Simplify right side
    34,060.95x = 1,030,387,510.36
  5. Step 5: Solve for x
    x = 1,030,387,510.36/34,060.95
  6. Step 6: Final answer
    x = 30,251.29

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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.