Home / 55,310.74-82,954.95-15,857.26

Finding the Fourth Proportional to 55,310.74, 82,954.95 and 15,857.26

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Solution

The fourth proportional to 55,310.74, 82,954.95 and 15,857.26 is: 23,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,310.74 : 82,954.95 = 15,857.26 : x
  2. Step 2: Convert to fraction form
    55,310.74/82,954.95 = 15,857.26/x
  3. Step 3: Cross multiply
    55,310.74x = 82,954.95 × 15,857.26
  4. Step 4: Simplify right side
    55,310.74x = 1,315,438,210.44
  5. Step 5: Solve for x
    x = 1,315,438,210.44/55,310.74
  6. Step 6: Final answer
    x = 23,782.69

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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.