Home / 14,813.55-20,442.98-8,099.46

Finding the Fourth Proportional to 14,813.55, 20,442.98 and 8,099.46

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Solution

The fourth proportional to 14,813.55, 20,442.98 and 8,099.46 is: 11,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.55 : 20,442.98 = 8,099.46 : x
  2. Step 2: Convert to fraction form
    14,813.55/20,442.98 = 8,099.46/x
  3. Step 3: Cross multiply
    14,813.55x = 20,442.98 × 8,099.46
  4. Step 4: Simplify right side
    14,813.55x = 165,577,119.04
  5. Step 5: Solve for x
    x = 165,577,119.04/14,813.55
  6. Step 6: Final answer
    x = 11,177.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.