Home / 62,447.32-93,649.82-20,316.99

Finding the Fourth Proportional to 62,447.32, 93,649.82 and 20,316.99

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Solution

The fourth proportional to 62,447.32, 93,649.82 and 20,316.99 is: 30,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,447.32 : 93,649.82 = 20,316.99 : x
  2. Step 2: Convert to fraction form
    62,447.32/93,649.82 = 20,316.99/x
  3. Step 3: Cross multiply
    62,447.32x = 93,649.82 × 20,316.99
  4. Step 4: Simplify right side
    62,447.32x = 1,902,682,354.86
  5. Step 5: Solve for x
    x = 1,902,682,354.86/62,447.32
  6. Step 6: Final answer
    x = 30,468.60

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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.