Home / 26,639.43-39,947.52-14,156.43

Finding the Fourth Proportional to 26,639.43, 39,947.52 and 14,156.43

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Solution

The fourth proportional to 26,639.43, 39,947.52 and 14,156.43 is: 21,228.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.43 : 39,947.52 = 14,156.43 : x
  2. Step 2: Convert to fraction form
    26,639.43/39,947.52 = 14,156.43/x
  3. Step 3: Cross multiply
    26,639.43x = 39,947.52 × 14,156.43
  4. Step 4: Simplify right side
    26,639.43x = 565,514,270.55
  5. Step 5: Solve for x
    x = 565,514,270.55/26,639.43
  6. Step 6: Final answer
    x = 21,228.47

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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.