Home / 35,614.89-49,149.48-19,699.61

Finding the Fourth Proportional to 35,614.89, 49,149.48 and 19,699.61

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Solution

The fourth proportional to 35,614.89, 49,149.48 and 19,699.61 is: 27,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,614.89 : 49,149.48 = 19,699.61 : x
  2. Step 2: Convert to fraction form
    35,614.89/49,149.48 = 19,699.61/x
  3. Step 3: Cross multiply
    35,614.89x = 49,149.48 × 19,699.61
  4. Step 4: Simplify right side
    35,614.89x = 968,225,415.83
  5. Step 5: Solve for x
    x = 968,225,415.83/35,614.89
  6. Step 6: Final answer
    x = 27,185.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.