Home / 18,261.17-25,200.42-10,305.08

Finding the Fourth Proportional to 18,261.17, 25,200.42 and 10,305.08

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Solution

The fourth proportional to 18,261.17, 25,200.42 and 10,305.08 is: 14,221.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.17 : 25,200.42 = 10,305.08 : x
  2. Step 2: Convert to fraction form
    18,261.17/25,200.42 = 10,305.08/x
  3. Step 3: Cross multiply
    18,261.17x = 25,200.42 × 10,305.08
  4. Step 4: Simplify right side
    18,261.17x = 259,692,344.13
  5. Step 5: Solve for x
    x = 259,692,344.13/18,261.17
  6. Step 6: Final answer
    x = 14,221.01

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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.