Home / 19,749.33-27,256.64-11,254.52

Finding the Fourth Proportional to 19,749.33, 27,256.64 and 11,254.52

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Solution

The fourth proportional to 19,749.33, 27,256.64 and 11,254.52 is: 15,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.33 : 27,256.64 = 11,254.52 : x
  2. Step 2: Convert to fraction form
    19,749.33/27,256.64 = 11,254.52/x
  3. Step 3: Cross multiply
    19,749.33x = 27,256.64 × 11,254.52
  4. Step 4: Simplify right side
    19,749.33x = 306,760,207.46
  5. Step 5: Solve for x
    x = 306,760,207.46/19,749.33
  6. Step 6: Final answer
    x = 15,532.69

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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.