Home / 12,716.29-17,548.45-7,051.08

Finding the Fourth Proportional to 12,716.29, 17,548.45 and 7,051.08

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Solution

The fourth proportional to 12,716.29, 17,548.45 and 7,051.08 is: 9,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.29 : 17,548.45 = 7,051.08 : x
  2. Step 2: Convert to fraction form
    12,716.29/17,548.45 = 7,051.08/x
  3. Step 3: Cross multiply
    12,716.29x = 17,548.45 × 7,051.08
  4. Step 4: Simplify right side
    12,716.29x = 123,735,573.00
  5. Step 5: Solve for x
    x = 123,735,573.00/12,716.29
  6. Step 6: Final answer
    x = 9,730.48

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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.