Home / 40,444.90-60,664.39-13,788.69

Finding the Fourth Proportional to 40,444.90, 60,664.39 and 13,788.69

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Solution

The fourth proportional to 40,444.90, 60,664.39 and 13,788.69 is: 20,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,444.90 : 60,664.39 = 13,788.69 : x
  2. Step 2: Convert to fraction form
    40,444.90/60,664.39 = 13,788.69/x
  3. Step 3: Cross multiply
    40,444.90x = 60,664.39 × 13,788.69
  4. Step 4: Simplify right side
    40,444.90x = 836,482,467.75
  5. Step 5: Solve for x
    x = 836,482,467.75/40,444.90
  6. Step 6: Final answer
    x = 20,682.03

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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.