Home / 36,781.83-55,174.57-10,490.45

Finding the Fourth Proportional to 36,781.83, 55,174.57 and 10,490.45

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Solution

The fourth proportional to 36,781.83, 55,174.57 and 10,490.45 is: 15,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781.83 : 55,174.57 = 10,490.45 : x
  2. Step 2: Convert to fraction form
    36,781.83/55,174.57 = 10,490.45/x
  3. Step 3: Cross multiply
    36,781.83x = 55,174.57 × 10,490.45
  4. Step 4: Simplify right side
    36,781.83x = 578,805,765.76
  5. Step 5: Solve for x
    x = 578,805,765.76/36,781.83
  6. Step 6: Final answer
    x = 15,736.19

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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.