Home / 19,241.72-26,559.61-11,287.16

Finding the Fourth Proportional to 19,241.72, 26,559.61 and 11,287.16

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Solution

The fourth proportional to 19,241.72, 26,559.61 and 11,287.16 is: 15,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,241.72 : 26,559.61 = 11,287.16 : x
  2. Step 2: Convert to fraction form
    19,241.72/26,559.61 = 11,287.16/x
  3. Step 3: Cross multiply
    19,241.72x = 26,559.61 × 11,287.16
  4. Step 4: Simplify right side
    19,241.72x = 299,782,434.81
  5. Step 5: Solve for x
    x = 299,782,434.81/19,241.72
  6. Step 6: Final answer
    x = 15,579.82

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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.