Home / 32,630.42-45,033.57-18,291.62

Finding the Fourth Proportional to 32,630.42, 45,033.57 and 18,291.62

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Solution

The fourth proportional to 32,630.42, 45,033.57 and 18,291.62 is: 25,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630.42 : 45,033.57 = 18,291.62 : x
  2. Step 2: Convert to fraction form
    32,630.42/45,033.57 = 18,291.62/x
  3. Step 3: Cross multiply
    32,630.42x = 45,033.57 × 18,291.62
  4. Step 4: Simplify right side
    32,630.42x = 823,736,949.68
  5. Step 5: Solve for x
    x = 823,736,949.68/32,630.42
  6. Step 6: Final answer
    x = 25,244.45

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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.