Home / 19,422.59-26,795.34-11,240.81

Finding the Fourth Proportional to 19,422.59, 26,795.34 and 11,240.81

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Solution

The fourth proportional to 19,422.59, 26,795.34 and 11,240.81 is: 15,507.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.59 : 26,795.34 = 11,240.81 : x
  2. Step 2: Convert to fraction form
    19,422.59/26,795.34 = 11,240.81/x
  3. Step 3: Cross multiply
    19,422.59x = 26,795.34 × 11,240.81
  4. Step 4: Simplify right side
    19,422.59x = 301,201,292.33
  5. Step 5: Solve for x
    x = 301,201,292.33/19,422.59
  6. Step 6: Final answer
    x = 15,507.79

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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.