Home / 16,840.35-25,228.20-9,422.34

Finding the Fourth Proportional to 16,840.35, 25,228.20 and 9,422.34

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Solution

The fourth proportional to 16,840.35, 25,228.20 and 9,422.34 is: 14,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.35 : 25,228.20 = 9,422.34 : x
  2. Step 2: Convert to fraction form
    16,840.35/25,228.20 = 9,422.34/x
  3. Step 3: Cross multiply
    16,840.35x = 25,228.20 × 9,422.34
  4. Step 4: Simplify right side
    16,840.35x = 237,708,677.99
  5. Step 5: Solve for x
    x = 237,708,677.99/16,840.35
  6. Step 6: Final answer
    x = 14,115.42

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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.