Home / 19,774.94-29,661.80-4,983.93

Finding the Fourth Proportional to 19,774.94, 29,661.80 and 4,983.93

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Solution

The fourth proportional to 19,774.94, 29,661.80 and 4,983.93 is: 7,475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.94 : 29,661.80 = 4,983.93 : x
  2. Step 2: Convert to fraction form
    19,774.94/29,661.80 = 4,983.93/x
  3. Step 3: Cross multiply
    19,774.94x = 29,661.80 × 4,983.93
  4. Step 4: Simplify right side
    19,774.94x = 147,832,309.95
  5. Step 5: Solve for x
    x = 147,832,309.95/19,774.94
  6. Step 6: Final answer
    x = 7,475.74

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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.