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Finding the Fourth Proportional to 29,145.74, 40,227.84 and 17,051.83

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Solution

The fourth proportional to 29,145.74, 40,227.84 and 17,051.83 is: 23,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.74 : 40,227.84 = 17,051.83 : x
  2. Step 2: Convert to fraction form
    29,145.74/40,227.84 = 17,051.83/x
  3. Step 3: Cross multiply
    29,145.74x = 40,227.84 × 17,051.83
  4. Step 4: Simplify right side
    29,145.74x = 685,958,203.69
  5. Step 5: Solve for x
    x = 685,958,203.69/29,145.74
  6. Step 6: Final answer
    x = 23,535.45

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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.