Home / 15,561.37-23,352.43-8,071.83

Finding the Fourth Proportional to 15,561.37, 23,352.43 and 8,071.83

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Solution

The fourth proportional to 15,561.37, 23,352.43 and 8,071.83 is: 12,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.37 : 23,352.43 = 8,071.83 : x
  2. Step 2: Convert to fraction form
    15,561.37/23,352.43 = 8,071.83/x
  3. Step 3: Cross multiply
    15,561.37x = 23,352.43 × 8,071.83
  4. Step 4: Simplify right side
    15,561.37x = 188,496,845.05
  5. Step 5: Solve for x
    x = 188,496,845.05/15,561.37
  6. Step 6: Final answer
    x = 12,113.13

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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.