Home / 36,905.15-55,351.77-10,603.91

Finding the Fourth Proportional to 36,905.15, 55,351.77 and 10,603.91

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Solution

The fourth proportional to 36,905.15, 55,351.77 and 10,603.91 is: 15,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905.15 : 55,351.77 = 10,603.91 : x
  2. Step 2: Convert to fraction form
    36,905.15/55,351.77 = 10,603.91/x
  3. Step 3: Cross multiply
    36,905.15x = 55,351.77 × 10,603.91
  4. Step 4: Simplify right side
    36,905.15x = 586,945,187.42
  5. Step 5: Solve for x
    x = 586,945,187.42/36,905.15
  6. Step 6: Final answer
    x = 15,904.15

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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.