Home / 36,470.45-54,705.68-18,903.38

Finding the Fourth Proportional to 36,470.45, 54,705.68 and 18,903.38

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Solution

The fourth proportional to 36,470.45, 54,705.68 and 18,903.38 is: 28,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470.45 : 54,705.68 = 18,903.38 : x
  2. Step 2: Convert to fraction form
    36,470.45/54,705.68 = 18,903.38/x
  3. Step 3: Cross multiply
    36,470.45x = 54,705.68 × 18,903.38
  4. Step 4: Simplify right side
    36,470.45x = 1,034,121,960.04
  5. Step 5: Solve for x
    x = 1,034,121,960.04/36,470.45
  6. Step 6: Final answer
    x = 28,355.06

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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.