Home / 16,203.75-22,358.75-9,130.02

Finding the Fourth Proportional to 16,203.75, 22,358.75 and 9,130.02

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Solution

The fourth proportional to 16,203.75, 22,358.75 and 9,130.02 is: 12,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.75 : 22,358.75 = 9,130.02 : x
  2. Step 2: Convert to fraction form
    16,203.75/22,358.75 = 9,130.02/x
  3. Step 3: Cross multiply
    16,203.75x = 22,358.75 × 9,130.02
  4. Step 4: Simplify right side
    16,203.75x = 204,135,789.02
  5. Step 5: Solve for x
    x = 204,135,789.02/16,203.75
  6. Step 6: Final answer
    x = 12,598.06

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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.