Home / 15,419.21-23,114.84-9,873.95

Finding the Fourth Proportional to 15,419.21, 23,114.84 and 9,873.95

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Solution

The fourth proportional to 15,419.21, 23,114.84 and 9,873.95 is: 14,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.21 : 23,114.84 = 9,873.95 : x
  2. Step 2: Convert to fraction form
    15,419.21/23,114.84 = 9,873.95/x
  3. Step 3: Cross multiply
    15,419.21x = 23,114.84 × 9,873.95
  4. Step 4: Simplify right side
    15,419.21x = 228,234,609.47
  5. Step 5: Solve for x
    x = 228,234,609.47/15,419.21
  6. Step 6: Final answer
    x = 14,801.97

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1.5x scale

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.