Home / 16,765.25-23,135.83-9,691.52

Finding the Fourth Proportional to 16,765.25, 23,135.83 and 9,691.52

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Solution

The fourth proportional to 16,765.25, 23,135.83 and 9,691.52 is: 13,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.25 : 23,135.83 = 9,691.52 : x
  2. Step 2: Convert to fraction form
    16,765.25/23,135.83 = 9,691.52/x
  3. Step 3: Cross multiply
    16,765.25x = 23,135.83 × 9,691.52
  4. Step 4: Simplify right side
    16,765.25x = 224,221,219.25
  5. Step 5: Solve for x
    x = 224,221,219.25/16,765.25
  6. Step 6: Final answer
    x = 13,374.17

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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.