Home / 64,613.30-96,921.76-17,866.16

Finding the Fourth Proportional to 64,613.30, 96,921.76 and 17,866.16

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Solution

The fourth proportional to 64,613.30, 96,921.76 and 17,866.16 is: 26,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,613.30 : 96,921.76 = 17,866.16 : x
  2. Step 2: Convert to fraction form
    64,613.30/96,921.76 = 17,866.16/x
  3. Step 3: Cross multiply
    64,613.30x = 96,921.76 × 17,866.16
  4. Step 4: Simplify right side
    64,613.30x = 1,731,619,671.64
  5. Step 5: Solve for x
    x = 1,731,619,671.64/64,613.30
  6. Step 6: Final answer
    x = 26,799.74

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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.