Home / 64,848.80-97,287.62-19,876.39

Finding the Fourth Proportional to 64,848.80, 97,287.62 and 19,876.39

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Solution

The fourth proportional to 64,848.80, 97,287.62 and 19,876.39 is: 29,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848.80 : 97,287.62 = 19,876.39 : x
  2. Step 2: Convert to fraction form
    64,848.80/97,287.62 = 19,876.39/x
  3. Step 3: Cross multiply
    64,848.80x = 97,287.62 × 19,876.39
  4. Step 4: Simplify right side
    64,848.80x = 1,933,726,334.69
  5. Step 5: Solve for x
    x = 1,933,726,334.69/64,848.80
  6. Step 6: Final answer
    x = 29,819.00

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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.