Home / 14,120.32-19,486.56-8,530.24

Finding the Fourth Proportional to 14,120.32, 19,486.56 and 8,530.24

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Solution

The fourth proportional to 14,120.32, 19,486.56 and 8,530.24 is: 11,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.32 : 19,486.56 = 8,530.24 : x
  2. Step 2: Convert to fraction form
    14,120.32/19,486.56 = 8,530.24/x
  3. Step 3: Cross multiply
    14,120.32x = 19,486.56 × 8,530.24
  4. Step 4: Simplify right side
    14,120.32x = 166,225,033.57
  5. Step 5: Solve for x
    x = 166,225,033.57/14,120.32
  6. Step 6: Final answer
    x = 11,772.04

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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.