Home / 23,087.40-34,632.90-9,940.20

Finding the Fourth Proportional to 23,087.40, 34,632.90 and 9,940.20

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Solution

The fourth proportional to 23,087.40, 34,632.90 and 9,940.20 is: 14,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,087.40 : 34,632.90 = 9,940.20 : x
  2. Step 2: Convert to fraction form
    23,087.40/34,632.90 = 9,940.20/x
  3. Step 3: Cross multiply
    23,087.40x = 34,632.90 × 9,940.20
  4. Step 4: Simplify right side
    23,087.40x = 344,257,952.58
  5. Step 5: Solve for x
    x = 344,257,952.58/23,087.40
  6. Step 6: Final answer
    x = 14,911.07

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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.