Home / 64,637.40-96,945.13-17,879.34

Finding the Fourth Proportional to 64,637.40, 96,945.13 and 17,879.34

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Solution

The fourth proportional to 64,637.40, 96,945.13 and 17,879.34 is: 26,815.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,637.40 : 96,945.13 = 17,879.34 : x
  2. Step 2: Convert to fraction form
    64,637.40/96,945.13 = 17,879.34/x
  3. Step 3: Cross multiply
    64,637.40x = 96,945.13 × 17,879.34
  4. Step 4: Simplify right side
    64,637.40x = 1,733,314,940.61
  5. Step 5: Solve for x
    x = 1,733,314,940.61/64,637.40
  6. Step 6: Final answer
    x = 26,815.98

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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.