Home / 19,757.18-27,264.94-11,258.93

Finding the Fourth Proportional to 19,757.18, 27,264.94 and 11,258.93

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Solution

The fourth proportional to 19,757.18, 27,264.94 and 11,258.93 is: 15,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.18 : 27,264.94 = 11,258.93 : x
  2. Step 2: Convert to fraction form
    19,757.18/27,264.94 = 11,258.93/x
  3. Step 3: Cross multiply
    19,757.18x = 27,264.94 × 11,258.93
  4. Step 4: Simplify right side
    19,757.18x = 306,974,090.93
  5. Step 5: Solve for x
    x = 306,974,090.93/19,757.18
  6. Step 6: Final answer
    x = 15,537.34

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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.