Home / 26,339.68-36,348.42-15,743.44

Finding the Fourth Proportional to 26,339.68, 36,348.42 and 15,743.44

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Solution

The fourth proportional to 26,339.68, 36,348.42 and 15,743.44 is: 21,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.68 : 36,348.42 = 15,743.44 : x
  2. Step 2: Convert to fraction form
    26,339.68/36,348.42 = 15,743.44/x
  3. Step 3: Cross multiply
    26,339.68x = 36,348.42 × 15,743.44
  4. Step 4: Simplify right side
    26,339.68x = 572,249,169.36
  5. Step 5: Solve for x
    x = 572,249,169.36/26,339.68
  6. Step 6: Final answer
    x = 21,725.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.