Home / 29,868.75-44,773.02-18,783.36

Finding the Fourth Proportional to 29,868.75, 44,773.02 and 18,783.36

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Solution

The fourth proportional to 29,868.75, 44,773.02 and 18,783.36 is: 28,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.75 : 44,773.02 = 18,783.36 : x
  2. Step 2: Convert to fraction form
    29,868.75/44,773.02 = 18,783.36/x
  3. Step 3: Cross multiply
    29,868.75x = 44,773.02 × 18,783.36
  4. Step 4: Simplify right side
    29,868.75x = 840,987,752.95
  5. Step 5: Solve for x
    x = 840,987,752.95/29,868.75
  6. Step 6: Final answer
    x = 28,156.11

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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.