Home / 19,245.24-26,558.76-11,287.68

Finding the Fourth Proportional to 19,245.24, 26,558.76 and 11,287.68

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Solution

The fourth proportional to 19,245.24, 26,558.76 and 11,287.68 is: 15,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.24 : 26,558.76 = 11,287.68 : x
  2. Step 2: Convert to fraction form
    19,245.24/26,558.76 = 11,287.68/x
  3. Step 3: Cross multiply
    19,245.24x = 26,558.76 × 11,287.68
  4. Step 4: Simplify right side
    19,245.24x = 299,786,784.08
  5. Step 5: Solve for x
    x = 299,786,784.08/19,245.24
  6. Step 6: Final answer
    x = 15,577.19

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Double scale
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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.