Home / 19,774.28-29,661.44-4,983.35

Finding the Fourth Proportional to 19,774.28, 29,661.44 and 4,983.35

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Solution

The fourth proportional to 19,774.28, 29,661.44 and 4,983.35 is: 7,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.28 : 29,661.44 = 4,983.35 : x
  2. Step 2: Convert to fraction form
    19,774.28/29,661.44 = 4,983.35/x
  3. Step 3: Cross multiply
    19,774.28x = 29,661.44 × 4,983.35
  4. Step 4: Simplify right side
    19,774.28x = 147,813,163.80
  5. Step 5: Solve for x
    x = 147,813,163.80/19,774.28
  6. Step 6: Final answer
    x = 7,475.02

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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.