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Finding the Fourth Proportional to 34,053.01, 51,046.67 and 17,420.87

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Solution

The fourth proportional to 34,053.01, 51,046.67 and 17,420.87 is: 26,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,053.01 : 51,046.67 = 17,420.87 : x
  2. Step 2: Convert to fraction form
    34,053.01/51,046.67 = 17,420.87/x
  3. Step 3: Cross multiply
    34,053.01x = 51,046.67 × 17,420.87
  4. Step 4: Simplify right side
    34,053.01x = 889,277,573.17
  5. Step 5: Solve for x
    x = 889,277,573.17/34,053.01
  6. Step 6: Final answer
    x = 26,114.51

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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.