Home / 36,214.74-54,311.67-9,920.34

Finding the Fourth Proportional to 36,214.74, 54,311.67 and 9,920.34

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Solution

The fourth proportional to 36,214.74, 54,311.67 and 9,920.34 is: 14,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,214.74 : 54,311.67 = 9,920.34 : x
  2. Step 2: Convert to fraction form
    36,214.74/54,311.67 = 9,920.34/x
  3. Step 3: Cross multiply
    36,214.74x = 54,311.67 × 9,920.34
  4. Step 4: Simplify right side
    36,214.74x = 538,790,232.37
  5. Step 5: Solve for x
    x = 538,790,232.37/36,214.74
  6. Step 6: Final answer
    x = 14,877.65

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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.