Home / 32,771.79-45,225.41-18,622.17

Finding the Fourth Proportional to 32,771.79, 45,225.41 and 18,622.17

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Solution

The fourth proportional to 32,771.79, 45,225.41 and 18,622.17 is: 25,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.79 : 45,225.41 = 18,622.17 : x
  2. Step 2: Convert to fraction form
    32,771.79/45,225.41 = 18,622.17/x
  3. Step 3: Cross multiply
    32,771.79x = 45,225.41 × 18,622.17
  4. Step 4: Simplify right side
    32,771.79x = 842,195,180.23
  5. Step 5: Solve for x
    x = 842,195,180.23/32,771.79
  6. Step 6: Final answer
    x = 25,698.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.