Home / 61,965.21-92,947.91-15,218.13

Finding the Fourth Proportional to 61,965.21, 92,947.91 and 15,218.13

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Solution

The fourth proportional to 61,965.21, 92,947.91 and 15,218.13 is: 22,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,965.21 : 92,947.91 = 15,218.13 : x
  2. Step 2: Convert to fraction form
    61,965.21/92,947.91 = 15,218.13/x
  3. Step 3: Cross multiply
    61,965.21x = 92,947.91 × 15,218.13
  4. Step 4: Simplify right side
    61,965.21x = 1,414,493,301.52
  5. Step 5: Solve for x
    x = 1,414,493,301.52/61,965.21
  6. Step 6: Final answer
    x = 22,827.22

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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.