Home / 14,949.32-20,630.16-8,576.18

Finding the Fourth Proportional to 14,949.32, 20,630.16 and 8,576.18

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Solution

The fourth proportional to 14,949.32, 20,630.16 and 8,576.18 is: 11,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.32 : 20,630.16 = 8,576.18 : x
  2. Step 2: Convert to fraction form
    14,949.32/20,630.16 = 8,576.18/x
  3. Step 3: Cross multiply
    14,949.32x = 20,630.16 × 8,576.18
  4. Step 4: Simplify right side
    14,949.32x = 176,928,055.85
  5. Step 5: Solve for x
    x = 176,928,055.85/14,949.32
  6. Step 6: Final answer
    x = 11,835.19

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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.