Home / 12,670.26-17,484.39-7,292.28

Finding the Fourth Proportional to 12,670.26, 17,484.39 and 7,292.28

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Solution

The fourth proportional to 12,670.26, 17,484.39 and 7,292.28 is: 10,063.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.26 : 17,484.39 = 7,292.28 : x
  2. Step 2: Convert to fraction form
    12,670.26/17,484.39 = 7,292.28/x
  3. Step 3: Cross multiply
    12,670.26x = 17,484.39 × 7,292.28
  4. Step 4: Simplify right side
    12,670.26x = 127,501,067.51
  5. Step 5: Solve for x
    x = 127,501,067.51/12,670.26
  6. Step 6: Final answer
    x = 10,063.02

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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.