Home / 15,913.23-23,847.22-11,720.27

Finding the Fourth Proportional to 15,913.23, 23,847.22 and 11,720.27

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Solution

The fourth proportional to 15,913.23, 23,847.22 and 11,720.27 is: 17,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,913.23 : 23,847.22 = 11,720.27 : x
  2. Step 2: Convert to fraction form
    15,913.23/23,847.22 = 11,720.27/x
  3. Step 3: Cross multiply
    15,913.23x = 23,847.22 × 11,720.27
  4. Step 4: Simplify right side
    15,913.23x = 279,495,880.83
  5. Step 5: Solve for x
    x = 279,495,880.83/15,913.23
  6. Step 6: Final answer
    x = 17,563.74

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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.