Home / 32,622.53-45,022.25-18,284.78

Finding the Fourth Proportional to 32,622.53, 45,022.25 and 18,284.78

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Solution

The fourth proportional to 32,622.53, 45,022.25 and 18,284.78 is: 25,234.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,622.53 : 45,022.25 = 18,284.78 : x
  2. Step 2: Convert to fraction form
    32,622.53/45,022.25 = 18,284.78/x
  3. Step 3: Cross multiply
    32,622.53x = 45,022.25 × 18,284.78
  4. Step 4: Simplify right side
    32,622.53x = 823,221,957.49
  5. Step 5: Solve for x
    x = 823,221,957.49/32,622.53
  6. Step 6: Final answer
    x = 25,234.77

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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.