Home / 22,782.74-34,153.23-7,983.56

Finding the Fourth Proportional to 22,782.74, 34,153.23 and 7,983.56

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Solution

The fourth proportional to 22,782.74, 34,153.23 and 7,983.56 is: 11,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782.74 : 34,153.23 = 7,983.56 : x
  2. Step 2: Convert to fraction form
    22,782.74/34,153.23 = 7,983.56/x
  3. Step 3: Cross multiply
    22,782.74x = 34,153.23 × 7,983.56
  4. Step 4: Simplify right side
    22,782.74x = 272,664,360.90
  5. Step 5: Solve for x
    x = 272,664,360.90/22,782.74
  6. Step 6: Final answer
    x = 11,968.02

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1.5x scale

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.