Home / 36,693.12-55,039.69-10,397.87

Finding the Fourth Proportional to 36,693.12, 55,039.69 and 10,397.87

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Solution

The fourth proportional to 36,693.12, 55,039.69 and 10,397.87 is: 15,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693.12 : 55,039.69 = 10,397.87 : x
  2. Step 2: Convert to fraction form
    36,693.12/55,039.69 = 10,397.87/x
  3. Step 3: Cross multiply
    36,693.12x = 55,039.69 × 10,397.87
  4. Step 4: Simplify right side
    36,693.12x = 572,295,427.17
  5. Step 5: Solve for x
    x = 572,295,427.17/36,693.12
  6. Step 6: Final answer
    x = 15,596.81

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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.