Home / 43,095.78-64,711.71-25,643.52

Finding the Fourth Proportional to 43,095.78, 64,711.71 and 25,643.52

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Solution

The fourth proportional to 43,095.78, 64,711.71 and 25,643.52 is: 38,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,095.78 : 64,711.71 = 25,643.52 : x
  2. Step 2: Convert to fraction form
    43,095.78/64,711.71 = 25,643.52/x
  3. Step 3: Cross multiply
    43,095.78x = 64,711.71 × 25,643.52
  4. Step 4: Simplify right side
    43,095.78x = 1,659,436,029.62
  5. Step 5: Solve for x
    x = 1,659,436,029.62/43,095.78
  6. Step 6: Final answer
    x = 38,505.77

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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.