Home / 28,757.52-43,119.27-11,206.86

Finding the Fourth Proportional to 28,757.52, 43,119.27 and 11,206.86

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Solution

The fourth proportional to 28,757.52, 43,119.27 and 11,206.86 is: 16,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757.52 : 43,119.27 = 11,206.86 : x
  2. Step 2: Convert to fraction form
    28,757.52/43,119.27 = 11,206.86/x
  3. Step 3: Cross multiply
    28,757.52x = 43,119.27 × 11,206.86
  4. Step 4: Simplify right side
    28,757.52x = 483,231,622.19
  5. Step 5: Solve for x
    x = 483,231,622.19/28,757.52
  6. Step 6: Final answer
    x = 16,803.66

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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.