Home / 54,636.60-81,951.66-19,095.42

Finding the Fourth Proportional to 54,636.60, 81,951.66 and 19,095.42

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Solution

The fourth proportional to 54,636.60, 81,951.66 and 19,095.42 is: 28,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.60 : 81,951.66 = 19,095.42 : x
  2. Step 2: Convert to fraction form
    54,636.60/81,951.66 = 19,095.42/x
  3. Step 3: Cross multiply
    54,636.60x = 81,951.66 × 19,095.42
  4. Step 4: Simplify right side
    54,636.60x = 1,564,901,367.40
  5. Step 5: Solve for x
    x = 1,564,901,367.40/54,636.60
  6. Step 6: Final answer
    x = 28,642.00

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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.