Home / 23,583.11-35,379.29-7,787.50

Finding the Fourth Proportional to 23,583.11, 35,379.29 and 7,787.50

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Solution

The fourth proportional to 23,583.11, 35,379.29 and 7,787.50 is: 11,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,583.11 : 35,379.29 = 7,787.50 : x
  2. Step 2: Convert to fraction form
    23,583.11/35,379.29 = 7,787.50/x
  3. Step 3: Cross multiply
    23,583.11x = 35,379.29 × 7,787.50
  4. Step 4: Simplify right side
    23,583.11x = 275,516,151.90
  5. Step 5: Solve for x
    x = 275,516,151.90/23,583.11
  6. Step 6: Final answer
    x = 11,682.78

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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.