Home / 71,496.98-98,677.64-39,676.13

Finding the Fourth Proportional to 71,496.98, 98,677.64 and 39,676.13

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Solution

The fourth proportional to 71,496.98, 98,677.64 and 39,676.13 is: 54,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496.98 : 98,677.64 = 39,676.13 : x
  2. Step 2: Convert to fraction form
    71,496.98/98,677.64 = 39,676.13/x
  3. Step 3: Cross multiply
    71,496.98x = 98,677.64 × 39,676.13
  4. Step 4: Simplify right side
    71,496.98x = 3,915,146,674.35
  5. Step 5: Solve for x
    x = 3,915,146,674.35/71,496.98
  6. Step 6: Final answer
    x = 54,759.61

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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.