Home / 32,733.92-45,174-18,586.40

Finding the Fourth Proportional to 32,733.92, 45,174 and 18,586.40

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Solution

The fourth proportional to 32,733.92, 45,174 and 18,586.40 is: 25,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,733.92 : 45,174 = 18,586.40 : x
  2. Step 2: Convert to fraction form
    32,733.92/45,174 = 18,586.40/x
  3. Step 3: Cross multiply
    32,733.92x = 45,174 × 18,586.40
  4. Step 4: Simplify right side
    32,733.92x = 839,622,033.60
  5. Step 5: Solve for x
    x = 839,622,033.60/32,733.92
  6. Step 6: Final answer
    x = 25,649.91

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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.