Home / 41,264.63-61,900.38-13,188.68

Finding the Fourth Proportional to 41,264.63, 61,900.38 and 13,188.68

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Solution

The fourth proportional to 41,264.63, 61,900.38 and 13,188.68 is: 19,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,264.63 : 61,900.38 = 13,188.68 : x
  2. Step 2: Convert to fraction form
    41,264.63/61,900.38 = 13,188.68/x
  3. Step 3: Cross multiply
    41,264.63x = 61,900.38 × 13,188.68
  4. Step 4: Simplify right side
    41,264.63x = 816,384,303.70
  5. Step 5: Solve for x
    x = 816,384,303.70/41,264.63
  6. Step 6: Final answer
    x = 19,784.12

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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.