Home / 39,724.79-59,587.69-11,645.41

Finding the Fourth Proportional to 39,724.79, 59,587.69 and 11,645.41

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Solution

The fourth proportional to 39,724.79, 59,587.69 and 11,645.41 is: 17,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.79 : 59,587.69 = 11,645.41 : x
  2. Step 2: Convert to fraction form
    39,724.79/59,587.69 = 11,645.41/x
  3. Step 3: Cross multiply
    39,724.79x = 59,587.69 × 11,645.41
  4. Step 4: Simplify right side
    39,724.79x = 693,923,118.25
  5. Step 5: Solve for x
    x = 693,923,118.25/39,724.79
  6. Step 6: Final answer
    x = 17,468.26

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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.