Home / 14,272.47-19,696.16-8,606.12

Finding the Fourth Proportional to 14,272.47, 19,696.16 and 8,606.12

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Solution

The fourth proportional to 14,272.47, 19,696.16 and 8,606.12 is: 11,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.47 : 19,696.16 = 8,606.12 : x
  2. Step 2: Convert to fraction form
    14,272.47/19,696.16 = 8,606.12/x
  3. Step 3: Cross multiply
    14,272.47x = 19,696.16 × 8,606.12
  4. Step 4: Simplify right side
    14,272.47x = 169,507,439.53
  5. Step 5: Solve for x
    x = 169,507,439.53/14,272.47
  6. Step 6: Final answer
    x = 11,876.53

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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.