Home / 36,841.94-55,223.57-21,012.89

Finding the Fourth Proportional to 36,841.94, 55,223.57 and 21,012.89

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Solution

The fourth proportional to 36,841.94, 55,223.57 and 21,012.89 is: 31,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,841.94 : 55,223.57 = 21,012.89 : x
  2. Step 2: Convert to fraction form
    36,841.94/55,223.57 = 21,012.89/x
  3. Step 3: Cross multiply
    36,841.94x = 55,223.57 × 21,012.89
  4. Step 4: Simplify right side
    36,841.94x = 1,160,406,420.64
  5. Step 5: Solve for x
    x = 1,160,406,420.64/36,841.94
  6. Step 6: Final answer
    x = 31,496.88

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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.