Home / 36,675.64-55,013.02-11,715.36

Finding the Fourth Proportional to 36,675.64, 55,013.02 and 11,715.36

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Solution

The fourth proportional to 36,675.64, 55,013.02 and 11,715.36 is: 17,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.64 : 55,013.02 = 11,715.36 : x
  2. Step 2: Convert to fraction form
    36,675.64/55,013.02 = 11,715.36/x
  3. Step 3: Cross multiply
    36,675.64x = 55,013.02 × 11,715.36
  4. Step 4: Simplify right side
    36,675.64x = 644,497,333.99
  5. Step 5: Solve for x
    x = 644,497,333.99/36,675.64
  6. Step 6: Final answer
    x = 17,572.90

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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.