Home / 16,224.21-22,387.74-11,977.53

Finding the Fourth Proportional to 16,224.21, 22,387.74 and 11,977.53

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Solution

The fourth proportional to 16,224.21, 22,387.74 and 11,977.53 is: 16,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.21 : 22,387.74 = 11,977.53 : x
  2. Step 2: Convert to fraction form
    16,224.21/22,387.74 = 11,977.53/x
  3. Step 3: Cross multiply
    16,224.21x = 22,387.74 × 11,977.53
  4. Step 4: Simplify right side
    16,224.21x = 268,149,827.48
  5. Step 5: Solve for x
    x = 268,149,827.48/16,224.21
  6. Step 6: Final answer
    x = 16,527.76

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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.