Home / 41,290.40-61,935.84-10,125.68

Finding the Fourth Proportional to 41,290.40, 61,935.84 and 10,125.68

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Solution

The fourth proportional to 41,290.40, 61,935.84 and 10,125.68 is: 15,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,290.40 : 61,935.84 = 10,125.68 : x
  2. Step 2: Convert to fraction form
    41,290.40/61,935.84 = 10,125.68/x
  3. Step 3: Cross multiply
    41,290.40x = 61,935.84 × 10,125.68
  4. Step 4: Simplify right side
    41,290.40x = 627,142,496.37
  5. Step 5: Solve for x
    x = 627,142,496.37/41,290.40
  6. Step 6: Final answer
    x = 15,188.58

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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.