Home / 19,234.41-28,851.31-9,869.02

Finding the Fourth Proportional to 19,234.41, 28,851.31 and 9,869.02

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Solution

The fourth proportional to 19,234.41, 28,851.31 and 9,869.02 is: 14,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.41 : 28,851.31 = 9,869.02 : x
  2. Step 2: Convert to fraction form
    19,234.41/28,851.31 = 9,869.02/x
  3. Step 3: Cross multiply
    19,234.41x = 28,851.31 × 9,869.02
  4. Step 4: Simplify right side
    19,234.41x = 284,734,155.42
  5. Step 5: Solve for x
    x = 284,734,155.42/19,234.41
  6. Step 6: Final answer
    x = 14,803.38

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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.