Home / 54,641.03-81,963.59-19,095.39

Finding the Fourth Proportional to 54,641.03, 81,963.59 and 19,095.39

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Solution

The fourth proportional to 54,641.03, 81,963.59 and 19,095.39 is: 28,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,641.03 : 81,963.59 = 19,095.39 : x
  2. Step 2: Convert to fraction form
    54,641.03/81,963.59 = 19,095.39/x
  3. Step 3: Cross multiply
    54,641.03x = 81,963.59 × 19,095.39
  4. Step 4: Simplify right side
    54,641.03x = 1,565,126,621.37
  5. Step 5: Solve for x
    x = 1,565,126,621.37/54,641.03
  6. Step 6: Final answer
    x = 28,643.80

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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.