Home / 35,891.75-53,826.14-11,871.59

Finding the Fourth Proportional to 35,891.75, 53,826.14 and 11,871.59

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Solution

The fourth proportional to 35,891.75, 53,826.14 and 11,871.59 is: 17,803.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.75 : 53,826.14 = 11,871.59 : x
  2. Step 2: Convert to fraction form
    35,891.75/53,826.14 = 11,871.59/x
  3. Step 3: Cross multiply
    35,891.75x = 53,826.14 × 11,871.59
  4. Step 4: Simplify right side
    35,891.75x = 639,001,865.36
  5. Step 5: Solve for x
    x = 639,001,865.36/35,891.75
  6. Step 6: Final answer
    x = 17,803.59

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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.