Home / 13,733.73-18,945.77-9,251.73

Finding the Fourth Proportional to 13,733.73, 18,945.77 and 9,251.73

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Solution

The fourth proportional to 13,733.73, 18,945.77 and 9,251.73 is: 12,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.73 : 18,945.77 = 9,251.73 : x
  2. Step 2: Convert to fraction form
    13,733.73/18,945.77 = 9,251.73/x
  3. Step 3: Cross multiply
    13,733.73x = 18,945.77 × 9,251.73
  4. Step 4: Simplify right side
    13,733.73x = 175,281,102.42
  5. Step 5: Solve for x
    x = 175,281,102.42/13,733.73
  6. Step 6: Final answer
    x = 12,762.82

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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.