Home / 20,010.68-27,615.33-11,058.77

Finding the Fourth Proportional to 20,010.68, 27,615.33 and 11,058.77

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Solution

The fourth proportional to 20,010.68, 27,615.33 and 11,058.77 is: 15,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,010.68 : 27,615.33 = 11,058.77 : x
  2. Step 2: Convert to fraction form
    20,010.68/27,615.33 = 11,058.77/x
  3. Step 3: Cross multiply
    20,010.68x = 27,615.33 × 11,058.77
  4. Step 4: Simplify right side
    20,010.68x = 305,391,444.87
  5. Step 5: Solve for x
    x = 305,391,444.87/20,010.68
  6. Step 6: Final answer
    x = 15,261.43

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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.