Home / 64,486.12-96,729.66-17,741.56

Finding the Fourth Proportional to 64,486.12, 96,729.66 and 17,741.56

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Solution

The fourth proportional to 64,486.12, 96,729.66 and 17,741.56 is: 26,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,486.12 : 96,729.66 = 17,741.56 : x
  2. Step 2: Convert to fraction form
    64,486.12/96,729.66 = 17,741.56/x
  3. Step 3: Cross multiply
    64,486.12x = 96,729.66 × 17,741.56
  4. Step 4: Simplify right side
    64,486.12x = 1,716,135,066.67
  5. Step 5: Solve for x
    x = 1,716,135,066.67/64,486.12
  6. Step 6: Final answer
    x = 26,612.47

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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.