Home / 19,629.85-29,444.95-5,589.87

Finding the Fourth Proportional to 19,629.85, 29,444.95 and 5,589.87

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Solution

The fourth proportional to 19,629.85, 29,444.95 and 5,589.87 is: 8,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.85 : 29,444.95 = 5,589.87 : x
  2. Step 2: Convert to fraction form
    19,629.85/29,444.95 = 5,589.87/x
  3. Step 3: Cross multiply
    19,629.85x = 29,444.95 × 5,589.87
  4. Step 4: Simplify right side
    19,629.85x = 164,593,422.04
  5. Step 5: Solve for x
    x = 164,593,422.04/19,629.85
  6. Step 6: Final answer
    x = 8,384.85

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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.