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Finding the Fourth Proportional to 29,040.51, 43,561.07 and 11,510.49

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Solution

The fourth proportional to 29,040.51, 43,561.07 and 11,510.49 is: 17,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.51 : 43,561.07 = 11,510.49 : x
  2. Step 2: Convert to fraction form
    29,040.51/43,561.07 = 11,510.49/x
  3. Step 3: Cross multiply
    29,040.51x = 43,561.07 × 11,510.49
  4. Step 4: Simplify right side
    29,040.51x = 501,409,260.62
  5. Step 5: Solve for x
    x = 501,409,260.62/29,040.51
  6. Step 6: Final answer
    x = 17,265.86

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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.