Home / 25,583.66-35,295.75-15,508.43

Finding the Fourth Proportional to 25,583.66, 35,295.75 and 15,508.43

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Solution

The fourth proportional to 25,583.66, 35,295.75 and 15,508.43 is: 21,395.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.66 : 35,295.75 = 15,508.43 : x
  2. Step 2: Convert to fraction form
    25,583.66/35,295.75 = 15,508.43/x
  3. Step 3: Cross multiply
    25,583.66x = 35,295.75 × 15,508.43
  4. Step 4: Simplify right side
    25,583.66x = 547,381,668.17
  5. Step 5: Solve for x
    x = 547,381,668.17/25,583.66
  6. Step 6: Final answer
    x = 21,395.75

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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.