Home / 18,300.14-25,254.39-10,342.46

Finding the Fourth Proportional to 18,300.14, 25,254.39 and 10,342.46

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Solution

The fourth proportional to 18,300.14, 25,254.39 and 10,342.46 is: 14,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.14 : 25,254.39 = 10,342.46 : x
  2. Step 2: Convert to fraction form
    18,300.14/25,254.39 = 10,342.46/x
  3. Step 3: Cross multiply
    18,300.14x = 25,254.39 × 10,342.46
  4. Step 4: Simplify right side
    18,300.14x = 261,192,518.40
  5. Step 5: Solve for x
    x = 261,192,518.40/18,300.14
  6. Step 6: Final answer
    x = 14,272.71

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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.