Home / 33,058.13-45,620.21-18,154.13

Finding the Fourth Proportional to 33,058.13, 45,620.21 and 18,154.13

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Solution

The fourth proportional to 33,058.13, 45,620.21 and 18,154.13 is: 25,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,058.13 : 45,620.21 = 18,154.13 : x
  2. Step 2: Convert to fraction form
    33,058.13/45,620.21 = 18,154.13/x
  3. Step 3: Cross multiply
    33,058.13x = 45,620.21 × 18,154.13
  4. Step 4: Simplify right side
    33,058.13x = 828,195,040.25
  5. Step 5: Solve for x
    x = 828,195,040.25/33,058.13
  6. Step 6: Final answer
    x = 25,052.69

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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.