Home / 19,243.08-26,559.88-11,287.88

Finding the Fourth Proportional to 19,243.08, 26,559.88 and 11,287.88

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Solution

The fourth proportional to 19,243.08, 26,559.88 and 11,287.88 is: 15,579.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.08 : 26,559.88 = 11,287.88 : x
  2. Step 2: Convert to fraction form
    19,243.08/26,559.88 = 11,287.88/x
  3. Step 3: Cross multiply
    19,243.08x = 26,559.88 × 11,287.88
  4. Step 4: Simplify right side
    19,243.08x = 299,804,738.25
  5. Step 5: Solve for x
    x = 299,804,738.25/19,243.08
  6. Step 6: Final answer
    x = 15,579.87

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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.