Home / 36,225.70-54,338.93-9,930.44

Finding the Fourth Proportional to 36,225.70, 54,338.93 and 9,930.44

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Solution

The fourth proportional to 36,225.70, 54,338.93 and 9,930.44 is: 14,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,225.70 : 54,338.93 = 9,930.44 : x
  2. Step 2: Convert to fraction form
    36,225.70/54,338.93 = 9,930.44/x
  3. Step 3: Cross multiply
    36,225.70x = 54,338.93 × 9,930.44
  4. Step 4: Simplify right side
    36,225.70x = 539,609,434.38
  5. Step 5: Solve for x
    x = 539,609,434.38/36,225.70
  6. Step 6: Final answer
    x = 14,895.76

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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.