Home / 14,872.20-20,537.52-9,576.24

Finding the Fourth Proportional to 14,872.20, 20,537.52 and 9,576.24

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Solution

The fourth proportional to 14,872.20, 20,537.52 and 9,576.24 is: 13,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.20 : 20,537.52 = 9,576.24 : x
  2. Step 2: Convert to fraction form
    14,872.20/20,537.52 = 9,576.24/x
  3. Step 3: Cross multiply
    14,872.20x = 20,537.52 × 9,576.24
  4. Step 4: Simplify right side
    14,872.20x = 196,672,220.52
  5. Step 5: Solve for x
    x = 196,672,220.52/14,872.20
  6. Step 6: Final answer
    x = 13,224.15

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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.