Home / 18,300.06-25,254.57-10,342.11

Finding the Fourth Proportional to 18,300.06, 25,254.57 and 10,342.11

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Solution

The fourth proportional to 18,300.06, 25,254.57 and 10,342.11 is: 14,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.06 : 25,254.57 = 10,342.11 : x
  2. Step 2: Convert to fraction form
    18,300.06/25,254.57 = 10,342.11/x
  3. Step 3: Cross multiply
    18,300.06x = 25,254.57 × 10,342.11
  4. Step 4: Simplify right side
    18,300.06x = 261,185,540.94
  5. Step 5: Solve for x
    x = 261,185,540.94/18,300.06
  6. Step 6: Final answer
    x = 14,272.39

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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.