Home / 15,078.12-22,589.91-6,297.72

Finding the Fourth Proportional to 15,078.12, 22,589.91 and 6,297.72

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Solution

The fourth proportional to 15,078.12, 22,589.91 and 6,297.72 is: 9,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.12 : 22,589.91 = 6,297.72 : x
  2. Step 2: Convert to fraction form
    15,078.12/22,589.91 = 6,297.72/x
  3. Step 3: Cross multiply
    15,078.12x = 22,589.91 × 6,297.72
  4. Step 4: Simplify right side
    15,078.12x = 142,264,928.01
  5. Step 5: Solve for x
    x = 142,264,928.01/15,078.12
  6. Step 6: Final answer
    x = 9,435.19

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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.