Home / 64,262.66-96,391.16-17,515.54

Finding the Fourth Proportional to 64,262.66, 96,391.16 and 17,515.54

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Solution

The fourth proportional to 64,262.66, 96,391.16 and 17,515.54 is: 26,272.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,262.66 : 96,391.16 = 17,515.54 : x
  2. Step 2: Convert to fraction form
    64,262.66/96,391.16 = 17,515.54/x
  3. Step 3: Cross multiply
    64,262.66x = 96,391.16 × 17,515.54
  4. Step 4: Simplify right side
    64,262.66x = 1,688,342,649.09
  5. Step 5: Solve for x
    x = 1,688,342,649.09/64,262.66
  6. Step 6: Final answer
    x = 26,272.53

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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.