Home / 13,933.17-20,899.02-4,571.96

Finding the Fourth Proportional to 13,933.17, 20,899.02 and 4,571.96

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Solution

The fourth proportional to 13,933.17, 20,899.02 and 4,571.96 is: 6,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.17 : 20,899.02 = 4,571.96 : x
  2. Step 2: Convert to fraction form
    13,933.17/20,899.02 = 4,571.96/x
  3. Step 3: Cross multiply
    13,933.17x = 20,899.02 × 4,571.96
  4. Step 4: Simplify right side
    13,933.17x = 95,549,378.98
  5. Step 5: Solve for x
    x = 95,549,378.98/13,933.17
  6. Step 6: Final answer
    x = 6,857.69

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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.