Home / 16,398.58-22,629.93-9,325

Finding the Fourth Proportional to 16,398.58, 22,629.93 and 9,325

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Solution

The fourth proportional to 16,398.58, 22,629.93 and 9,325 is: 12,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.58 : 22,629.93 = 9,325 : x
  2. Step 2: Convert to fraction form
    16,398.58/22,629.93 = 9,325/x
  3. Step 3: Cross multiply
    16,398.58x = 22,629.93 × 9,325
  4. Step 4: Simplify right side
    16,398.58x = 211,024,097.25
  5. Step 5: Solve for x
    x = 211,024,097.25/16,398.58
  6. Step 6: Final answer
    x = 12,868.44

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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.