Home / 26,336.88-36,342.09-15,725.07

Finding the Fourth Proportional to 26,336.88, 36,342.09 and 15,725.07

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Solution

The fourth proportional to 26,336.88, 36,342.09 and 15,725.07 is: 21,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.88 : 36,342.09 = 15,725.07 : x
  2. Step 2: Convert to fraction form
    26,336.88/36,342.09 = 15,725.07/x
  3. Step 3: Cross multiply
    26,336.88x = 36,342.09 × 15,725.07
  4. Step 4: Simplify right side
    26,336.88x = 571,481,909.20
  5. Step 5: Solve for x
    x = 571,481,909.20/26,336.88
  6. Step 6: Final answer
    x = 21,698.92

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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.