Home / 64,575.54-96,863.16-17,190.64

Finding the Fourth Proportional to 64,575.54, 96,863.16 and 17,190.64

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Solution

The fourth proportional to 64,575.54, 96,863.16 and 17,190.64 is: 25,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,575.54 : 96,863.16 = 17,190.64 : x
  2. Step 2: Convert to fraction form
    64,575.54/96,863.16 = 17,190.64/x
  3. Step 3: Cross multiply
    64,575.54x = 96,863.16 × 17,190.64
  4. Step 4: Simplify right side
    64,575.54x = 1,665,139,712.82
  5. Step 5: Solve for x
    x = 1,665,139,712.82/64,575.54
  6. Step 6: Final answer
    x = 25,785.92

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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.