Home / 18,058.56-24,921.12-10,100.64

Finding the Fourth Proportional to 18,058.56, 24,921.12 and 10,100.64

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Solution

The fourth proportional to 18,058.56, 24,921.12 and 10,100.64 is: 13,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.56 : 24,921.12 = 10,100.64 : x
  2. Step 2: Convert to fraction form
    18,058.56/24,921.12 = 10,100.64/x
  3. Step 3: Cross multiply
    18,058.56x = 24,921.12 × 10,100.64
  4. Step 4: Simplify right side
    18,058.56x = 251,719,261.52
  5. Step 5: Solve for x
    x = 251,719,261.52/18,058.56
  6. Step 6: Final answer
    x = 13,939.06

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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.