Home / 32,638.92-45,037.71-18,295.44

Finding the Fourth Proportional to 32,638.92, 45,037.71 and 18,295.44

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Solution

The fourth proportional to 32,638.92, 45,037.71 and 18,295.44 is: 25,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,638.92 : 45,037.71 = 18,295.44 : x
  2. Step 2: Convert to fraction form
    32,638.92/45,037.71 = 18,295.44/x
  3. Step 3: Cross multiply
    32,638.92x = 45,037.71 × 18,295.44
  4. Step 4: Simplify right side
    32,638.92x = 823,984,721.04
  5. Step 5: Solve for x
    x = 823,984,721.04/32,638.92
  6. Step 6: Final answer
    x = 25,245.47

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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.