Home / 16,878.93-25,316.16-4,399.86

Finding the Fourth Proportional to 16,878.93, 25,316.16 and 4,399.86

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Solution

The fourth proportional to 16,878.93, 25,316.16 and 4,399.86 is: 6,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.93 : 25,316.16 = 4,399.86 : x
  2. Step 2: Convert to fraction form
    16,878.93/25,316.16 = 4,399.86/x
  3. Step 3: Cross multiply
    16,878.93x = 25,316.16 × 4,399.86
  4. Step 4: Simplify right side
    16,878.93x = 111,387,559.74
  5. Step 5: Solve for x
    x = 111,387,559.74/16,878.93
  6. Step 6: Final answer
    x = 6,599.21

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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.