Home / 26,725.56-36,885.19-15,392.85

Finding the Fourth Proportional to 26,725.56, 36,885.19 and 15,392.85

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Solution

The fourth proportional to 26,725.56, 36,885.19 and 15,392.85 is: 21,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.56 : 36,885.19 = 15,392.85 : x
  2. Step 2: Convert to fraction form
    26,725.56/36,885.19 = 15,392.85/x
  3. Step 3: Cross multiply
    26,725.56x = 36,885.19 × 15,392.85
  4. Step 4: Simplify right side
    26,725.56x = 567,768,196.89
  5. Step 5: Solve for x
    x = 567,768,196.89/26,725.56
  6. Step 6: Final answer
    x = 21,244.39

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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.