Home / 43,536.84-65,314.86-13,957.66

Finding the Fourth Proportional to 43,536.84, 65,314.86 and 13,957.66

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Solution

The fourth proportional to 43,536.84, 65,314.86 and 13,957.66 is: 20,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,536.84 : 65,314.86 = 13,957.66 : x
  2. Step 2: Convert to fraction form
    43,536.84/65,314.86 = 13,957.66/x
  3. Step 3: Cross multiply
    43,536.84x = 65,314.86 × 13,957.66
  4. Step 4: Simplify right side
    43,536.84x = 911,642,608.83
  5. Step 5: Solve for x
    x = 911,642,608.83/43,536.84
  6. Step 6: Final answer
    x = 20,939.57

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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.