Home / 23,871.88-32,947.14-19,886.68

Finding the Fourth Proportional to 23,871.88, 32,947.14 and 19,886.68

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Solution

The fourth proportional to 23,871.88, 32,947.14 and 19,886.68 is: 27,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,871.88 : 32,947.14 = 19,886.68 : x
  2. Step 2: Convert to fraction form
    23,871.88/32,947.14 = 19,886.68/x
  3. Step 3: Cross multiply
    23,871.88x = 32,947.14 × 19,886.68
  4. Step 4: Simplify right side
    23,871.88x = 655,209,230.10
  5. Step 5: Solve for x
    x = 655,209,230.10/23,871.88
  6. Step 6: Final answer
    x = 27,446.91

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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.