Home / 36,675.63-55,013.85-11,715.57

Finding the Fourth Proportional to 36,675.63, 55,013.85 and 11,715.57

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Solution

The fourth proportional to 36,675.63, 55,013.85 and 11,715.57 is: 17,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.63 : 55,013.85 = 11,715.57 : x
  2. Step 2: Convert to fraction form
    36,675.63/55,013.85 = 11,715.57/x
  3. Step 3: Cross multiply
    36,675.63x = 55,013.85 × 11,715.57
  4. Step 4: Simplify right side
    36,675.63x = 644,518,610.64
  5. Step 5: Solve for x
    x = 644,518,610.64/36,675.63
  6. Step 6: Final answer
    x = 17,573.48

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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.