Home / 35,451.78-53,186.85-15,725.58

Finding the Fourth Proportional to 35,451.78, 53,186.85 and 15,725.58

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Solution

The fourth proportional to 35,451.78, 53,186.85 and 15,725.58 is: 23,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.78 : 53,186.85 = 15,725.58 : x
  2. Step 2: Convert to fraction form
    35,451.78/53,186.85 = 15,725.58/x
  3. Step 3: Cross multiply
    35,451.78x = 53,186.85 × 15,725.58
  4. Step 4: Simplify right side
    35,451.78x = 836,394,064.62
  5. Step 5: Solve for x
    x = 836,394,064.62/35,451.78
  6. Step 6: Final answer
    x = 23,592.44

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1.5x scale

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.