Home / 39,731.87-59,649.89-26,642.81

Finding the Fourth Proportional to 39,731.87, 59,649.89 and 26,642.81

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Solution

The fourth proportional to 39,731.87, 59,649.89 and 26,642.81 is: 39,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.87 : 59,649.89 = 26,642.81 : x
  2. Step 2: Convert to fraction form
    39,731.87/59,649.89 = 26,642.81/x
  3. Step 3: Cross multiply
    39,731.87x = 59,649.89 × 26,642.81
  4. Step 4: Simplify right side
    39,731.87x = 1,589,240,685.79
  5. Step 5: Solve for x
    x = 1,589,240,685.79/39,731.87
  6. Step 6: Final answer
    x = 39,999.14

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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.