Home / 20,025.69-30,038.24-5,985.41

Finding the Fourth Proportional to 20,025.69, 30,038.24 and 5,985.41

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Solution

The fourth proportional to 20,025.69, 30,038.24 and 5,985.41 is: 8,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.69 : 30,038.24 = 5,985.41 : x
  2. Step 2: Convert to fraction form
    20,025.69/30,038.24 = 5,985.41/x
  3. Step 3: Cross multiply
    20,025.69x = 30,038.24 × 5,985.41
  4. Step 4: Simplify right side
    20,025.69x = 179,791,001.96
  5. Step 5: Solve for x
    x = 179,791,001.96/20,025.69
  6. Step 6: Final answer
    x = 8,978.02

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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.