Home / 15,811.44-23,717.16-4,124.64

Finding the Fourth Proportional to 15,811.44, 23,717.16 and 4,124.64

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Solution

The fourth proportional to 15,811.44, 23,717.16 and 4,124.64 is: 6,186.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811.44 : 23,717.16 = 4,124.64 : x
  2. Step 2: Convert to fraction form
    15,811.44/23,717.16 = 4,124.64/x
  3. Step 3: Cross multiply
    15,811.44x = 23,717.16 × 4,124.64
  4. Step 4: Simplify right side
    15,811.44x = 97,824,746.82
  5. Step 5: Solve for x
    x = 97,824,746.82/15,811.44
  6. Step 6: Final answer
    x = 6,186.96

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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.