Home / 65,790.18-98,694.99-19,036.98

Finding the Fourth Proportional to 65,790.18, 98,694.99 and 19,036.98

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Solution

The fourth proportional to 65,790.18, 98,694.99 and 19,036.98 is: 28,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,790.18 : 98,694.99 = 19,036.98 : x
  2. Step 2: Convert to fraction form
    65,790.18/98,694.99 = 19,036.98/x
  3. Step 3: Cross multiply
    65,790.18x = 98,694.99 × 19,036.98
  4. Step 4: Simplify right side
    65,790.18x = 1,878,854,550.73
  5. Step 5: Solve for x
    x = 1,878,854,550.73/65,790.18
  6. Step 6: Final answer
    x = 28,558.28

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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.