Home / 33,280.55-45,929.03-18,174.61

Finding the Fourth Proportional to 33,280.55, 45,929.03 and 18,174.61

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Solution

The fourth proportional to 33,280.55, 45,929.03 and 18,174.61 is: 25,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,280.55 : 45,929.03 = 18,174.61 : x
  2. Step 2: Convert to fraction form
    33,280.55/45,929.03 = 18,174.61/x
  3. Step 3: Cross multiply
    33,280.55x = 45,929.03 × 18,174.61
  4. Step 4: Simplify right side
    33,280.55x = 834,742,174.47
  5. Step 5: Solve for x
    x = 834,742,174.47/33,280.55
  6. Step 6: Final answer
    x = 25,081.98

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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.