Home / 15,543.69-23,308.68-4,447.86

Finding the Fourth Proportional to 15,543.69, 23,308.68 and 4,447.86

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Solution

The fourth proportional to 15,543.69, 23,308.68 and 4,447.86 is: 6,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.69 : 23,308.68 = 4,447.86 : x
  2. Step 2: Convert to fraction form
    15,543.69/23,308.68 = 4,447.86/x
  3. Step 3: Cross multiply
    15,543.69x = 23,308.68 × 4,447.86
  4. Step 4: Simplify right side
    15,543.69x = 103,673,628.88
  5. Step 5: Solve for x
    x = 103,673,628.88/15,543.69
  6. Step 6: Final answer
    x = 6,669.82

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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.