Home / 32,639.92-45,039.09-18,296.44

Finding the Fourth Proportional to 32,639.92, 45,039.09 and 18,296.44

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Solution

The fourth proportional to 32,639.92, 45,039.09 and 18,296.44 is: 25,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.92 : 45,039.09 = 18,296.44 : x
  2. Step 2: Convert to fraction form
    32,639.92/45,039.09 = 18,296.44/x
  3. Step 3: Cross multiply
    32,639.92x = 45,039.09 × 18,296.44
  4. Step 4: Simplify right side
    32,639.92x = 824,055,007.84
  5. Step 5: Solve for x
    x = 824,055,007.84/32,639.92
  6. Step 6: Final answer
    x = 25,246.85

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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.