Home / 15,505.82-23,263.62-5,124.86

Finding the Fourth Proportional to 15,505.82, 23,263.62 and 5,124.86

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Solution

The fourth proportional to 15,505.82, 23,263.62 and 5,124.86 is: 7,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,505.82 : 23,263.62 = 5,124.86 : x
  2. Step 2: Convert to fraction form
    15,505.82/23,263.62 = 5,124.86/x
  3. Step 3: Cross multiply
    15,505.82x = 23,263.62 × 5,124.86
  4. Step 4: Simplify right side
    15,505.82x = 119,222,795.59
  5. Step 5: Solve for x
    x = 119,222,795.59/15,505.82
  6. Step 6: Final answer
    x = 7,688.91

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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.