Home / 36,609.68-54,914.46-12,934.72

Finding the Fourth Proportional to 36,609.68, 54,914.46 and 12,934.72

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Solution

The fourth proportional to 36,609.68, 54,914.46 and 12,934.72 is: 19,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.68 : 54,914.46 = 12,934.72 : x
  2. Step 2: Convert to fraction form
    36,609.68/54,914.46 = 12,934.72/x
  3. Step 3: Cross multiply
    36,609.68x = 54,914.46 × 12,934.72
  4. Step 4: Simplify right side
    36,609.68x = 710,303,164.05
  5. Step 5: Solve for x
    x = 710,303,164.05/36,609.68
  6. Step 6: Final answer
    x = 19,402.06

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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.