Home / 36,677.91-55,037.30-19,810.57

Finding the Fourth Proportional to 36,677.91, 55,037.30 and 19,810.57

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Solution

The fourth proportional to 36,677.91, 55,037.30 and 19,810.57 is: 29,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.91 : 55,037.30 = 19,810.57 : x
  2. Step 2: Convert to fraction form
    36,677.91/55,037.30 = 19,810.57/x
  3. Step 3: Cross multiply
    36,677.91x = 55,037.30 × 19,810.57
  4. Step 4: Simplify right side
    36,677.91x = 1,090,320,185.21
  5. Step 5: Solve for x
    x = 1,090,320,185.21/36,677.91
  6. Step 6: Final answer
    x = 29,726.89

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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.