Home / 15,935.53-23,880.57-11,742.57

Finding the Fourth Proportional to 15,935.53, 23,880.57 and 11,742.57

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Solution

The fourth proportional to 15,935.53, 23,880.57 and 11,742.57 is: 17,597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.53 : 23,880.57 = 11,742.57 : x
  2. Step 2: Convert to fraction form
    15,935.53/23,880.57 = 11,742.57/x
  3. Step 3: Cross multiply
    15,935.53x = 23,880.57 × 11,742.57
  4. Step 4: Simplify right side
    15,935.53x = 280,419,264.86
  5. Step 5: Solve for x
    x = 280,419,264.86/15,935.53
  6. Step 6: Final answer
    x = 17,597.11

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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.