Home / 41,307.78-61,962.27-11,725.68

Finding the Fourth Proportional to 41,307.78, 61,962.27 and 11,725.68

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Solution

The fourth proportional to 41,307.78, 61,962.27 and 11,725.68 is: 17,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,307.78 : 61,962.27 = 11,725.68 : x
  2. Step 2: Convert to fraction form
    41,307.78/61,962.27 = 11,725.68/x
  3. Step 3: Cross multiply
    41,307.78x = 61,962.27 × 11,725.68
  4. Step 4: Simplify right side
    41,307.78x = 726,549,750.09
  5. Step 5: Solve for x
    x = 726,549,750.09/41,307.78
  6. Step 6: Final answer
    x = 17,588.69

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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.