Home / 64,350.64-96,530.48-19,971.48

Finding the Fourth Proportional to 64,350.64, 96,530.48 and 19,971.48

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Solution

The fourth proportional to 64,350.64, 96,530.48 and 19,971.48 is: 29,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,350.64 : 96,530.48 = 19,971.48 : x
  2. Step 2: Convert to fraction form
    64,350.64/96,530.48 = 19,971.48/x
  3. Step 3: Cross multiply
    64,350.64x = 96,530.48 × 19,971.48
  4. Step 4: Simplify right side
    64,350.64x = 1,927,856,550.71
  5. Step 5: Solve for x
    x = 1,927,856,550.71/64,350.64
  6. Step 6: Final answer
    x = 29,958.62

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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.