Home / 32,817.92-49,238.40-20,491.52

Finding the Fourth Proportional to 32,817.92, 49,238.40 and 20,491.52

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Solution

The fourth proportional to 32,817.92, 49,238.40 and 20,491.52 is: 30,744.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,817.92 : 49,238.40 = 20,491.52 : x
  2. Step 2: Convert to fraction form
    32,817.92/49,238.40 = 20,491.52/x
  3. Step 3: Cross multiply
    32,817.92x = 49,238.40 × 20,491.52
  4. Step 4: Simplify right side
    32,817.92x = 1,008,969,658.37
  5. Step 5: Solve for x
    x = 1,008,969,658.37/32,817.92
  6. Step 6: Final answer
    x = 30,744.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.