Home / 40,615.53-60,917.66-12,536.51

Finding the Fourth Proportional to 40,615.53, 60,917.66 and 12,536.51

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Solution

The fourth proportional to 40,615.53, 60,917.66 and 12,536.51 is: 18,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,615.53 : 60,917.66 = 12,536.51 : x
  2. Step 2: Convert to fraction form
    40,615.53/60,917.66 = 12,536.51/x
  3. Step 3: Cross multiply
    40,615.53x = 60,917.66 × 12,536.51
  4. Step 4: Simplify right side
    40,615.53x = 763,694,486.50
  5. Step 5: Solve for x
    x = 763,694,486.50/40,615.53
  6. Step 6: Final answer
    x = 18,803.02

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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.