Home / 39,738.91-59,617.01-12,039.07

Finding the Fourth Proportional to 39,738.91, 59,617.01 and 12,039.07

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Solution

The fourth proportional to 39,738.91, 59,617.01 and 12,039.07 is: 18,061.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.91 : 59,617.01 = 12,039.07 : x
  2. Step 2: Convert to fraction form
    39,738.91/59,617.01 = 12,039.07/x
  3. Step 3: Cross multiply
    39,738.91x = 59,617.01 × 12,039.07
  4. Step 4: Simplify right side
    39,738.91x = 717,733,356.58
  5. Step 5: Solve for x
    x = 717,733,356.58/39,738.91
  6. Step 6: Final answer
    x = 18,061.22

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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.