Home / 36,814.75-55,222.13-9,112.75

Finding the Fourth Proportional to 36,814.75, 55,222.13 and 9,112.75

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Solution

The fourth proportional to 36,814.75, 55,222.13 and 9,112.75 is: 13,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,814.75 : 55,222.13 = 9,112.75 : x
  2. Step 2: Convert to fraction form
    36,814.75/55,222.13 = 9,112.75/x
  3. Step 3: Cross multiply
    36,814.75x = 55,222.13 × 9,112.75
  4. Step 4: Simplify right side
    36,814.75x = 503,225,419.59
  5. Step 5: Solve for x
    x = 503,225,419.59/36,814.75
  6. Step 6: Final answer
    x = 13,669.13

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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.