Home / 18,378.59-27,565.98-5,907.56

Finding the Fourth Proportional to 18,378.59, 27,565.98 and 5,907.56

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Solution

The fourth proportional to 18,378.59, 27,565.98 and 5,907.56 is: 8,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378.59 : 27,565.98 = 5,907.56 : x
  2. Step 2: Convert to fraction form
    18,378.59/27,565.98 = 5,907.56/x
  3. Step 3: Cross multiply
    18,378.59x = 27,565.98 × 5,907.56
  4. Step 4: Simplify right side
    18,378.59x = 162,847,542.98
  5. Step 5: Solve for x
    x = 162,847,542.98/18,378.59
  6. Step 6: Final answer
    x = 8,860.72

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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.