Home / 39,377.09-59,074.01-12,724.59

Finding the Fourth Proportional to 39,377.09, 59,074.01 and 12,724.59

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Solution

The fourth proportional to 39,377.09, 59,074.01 and 12,724.59 is: 19,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.09 : 59,074.01 = 12,724.59 : x
  2. Step 2: Convert to fraction form
    39,377.09/59,074.01 = 12,724.59/x
  3. Step 3: Cross multiply
    39,377.09x = 59,074.01 × 12,724.59
  4. Step 4: Simplify right side
    39,377.09x = 751,692,762.53
  5. Step 5: Solve for x
    x = 751,692,762.53/39,377.09
  6. Step 6: Final answer
    x = 19,089.60

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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.