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Finding the Fourth Proportional to 64,034.76, 96,052.16 and 17,287.60

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Solution

The fourth proportional to 64,034.76, 96,052.16 and 17,287.60 is: 25,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,034.76 : 96,052.16 = 17,287.60 : x
  2. Step 2: Convert to fraction form
    64,034.76/96,052.16 = 17,287.60/x
  3. Step 3: Cross multiply
    64,034.76x = 96,052.16 × 17,287.60
  4. Step 4: Simplify right side
    64,034.76x = 1,660,511,321.22
  5. Step 5: Solve for x
    x = 1,660,511,321.22/64,034.76
  6. Step 6: Final answer
    x = 25,931.41

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1.5x scale

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.