Home / 18,356.29-27,535.48-5,207.63

Finding the Fourth Proportional to 18,356.29, 27,535.48 and 5,207.63

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Solution

The fourth proportional to 18,356.29, 27,535.48 and 5,207.63 is: 7,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.29 : 27,535.48 = 5,207.63 : x
  2. Step 2: Convert to fraction form
    18,356.29/27,535.48 = 5,207.63/x
  3. Step 3: Cross multiply
    18,356.29x = 27,535.48 × 5,207.63
  4. Step 4: Simplify right side
    18,356.29x = 143,394,441.02
  5. Step 5: Solve for x
    x = 143,394,441.02/18,356.29
  6. Step 6: Final answer
    x = 7,811.73

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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.