Home / 23,612.87-35,235.12-21,516.99

Finding the Fourth Proportional to 23,612.87, 35,235.12 and 21,516.99

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Solution

The fourth proportional to 23,612.87, 35,235.12 and 21,516.99 is: 32,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,612.87 : 35,235.12 = 21,516.99 : x
  2. Step 2: Convert to fraction form
    23,612.87/35,235.12 = 21,516.99/x
  3. Step 3: Cross multiply
    23,612.87x = 35,235.12 × 21,516.99
  4. Step 4: Simplify right side
    23,612.87x = 758,153,724.69
  5. Step 5: Solve for x
    x = 758,153,724.69/23,612.87
  6. Step 6: Final answer
    x = 32,107.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.