Home / 20,058.72-30,054.88-14,186.24

Finding the Fourth Proportional to 20,058.72, 30,054.88 and 14,186.24

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Solution

The fourth proportional to 20,058.72, 30,054.88 and 14,186.24 is: 21,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.72 : 30,054.88 = 14,186.24 : x
  2. Step 2: Convert to fraction form
    20,058.72/30,054.88 = 14,186.24/x
  3. Step 3: Cross multiply
    20,058.72x = 30,054.88 × 14,186.24
  4. Step 4: Simplify right side
    20,058.72x = 426,365,740.85
  5. Step 5: Solve for x
    x = 426,365,740.85/20,058.72
  6. Step 6: Final answer
    x = 21,255.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.