Home / 19,294.47-26,629.78-11,336.69

Finding the Fourth Proportional to 19,294.47, 26,629.78 and 11,336.69

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Solution

The fourth proportional to 19,294.47, 26,629.78 and 11,336.69 is: 15,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.47 : 26,629.78 = 11,336.69 : x
  2. Step 2: Convert to fraction form
    19,294.47/26,629.78 = 11,336.69/x
  3. Step 3: Cross multiply
    19,294.47x = 26,629.78 × 11,336.69
  4. Step 4: Simplify right side
    19,294.47x = 301,893,560.63
  5. Step 5: Solve for x
    x = 301,893,560.63/19,294.47
  6. Step 6: Final answer
    x = 15,646.64

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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.