Home / 17,878.81-24,673.41-10,803.86

Finding the Fourth Proportional to 17,878.81, 24,673.41 and 10,803.86

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Solution

The fourth proportional to 17,878.81, 24,673.41 and 10,803.86 is: 14,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,878.81 : 24,673.41 = 10,803.86 : x
  2. Step 2: Convert to fraction form
    17,878.81/24,673.41 = 10,803.86/x
  3. Step 3: Cross multiply
    17,878.81x = 24,673.41 × 10,803.86
  4. Step 4: Simplify right side
    17,878.81x = 266,568,067.36
  5. Step 5: Solve for x
    x = 266,568,067.36/17,878.81
  6. Step 6: Final answer
    x = 14,909.73

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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.