Home / 14,152.72-19,532.28-8,184.28

Finding the Fourth Proportional to 14,152.72, 19,532.28 and 8,184.28

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Solution

The fourth proportional to 14,152.72, 19,532.28 and 8,184.28 is: 11,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.72 : 19,532.28 = 8,184.28 : x
  2. Step 2: Convert to fraction form
    14,152.72/19,532.28 = 8,184.28/x
  3. Step 3: Cross multiply
    14,152.72x = 19,532.28 × 8,184.28
  4. Step 4: Simplify right side
    14,152.72x = 159,857,648.56
  5. Step 5: Solve for x
    x = 159,857,648.56/14,152.72
  6. Step 6: Final answer
    x = 11,295.19

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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.