Home / 14,940.71-22,398.10-8,771.75

Finding the Fourth Proportional to 14,940.71, 22,398.10 and 8,771.75

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Solution

The fourth proportional to 14,940.71, 22,398.10 and 8,771.75 is: 13,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.71 : 22,398.10 = 8,771.75 : x
  2. Step 2: Convert to fraction form
    14,940.71/22,398.10 = 8,771.75/x
  3. Step 3: Cross multiply
    14,940.71x = 22,398.10 × 8,771.75
  4. Step 4: Simplify right side
    14,940.71x = 196,470,533.68
  5. Step 5: Solve for x
    x = 196,470,533.68/14,940.71
  6. Step 6: Final answer
    x = 13,150.01

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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.