Home / 18,233.86-25,162.80-10,276.22

Finding the Fourth Proportional to 18,233.86, 25,162.80 and 10,276.22

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Solution

The fourth proportional to 18,233.86, 25,162.80 and 10,276.22 is: 14,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.86 : 25,162.80 = 10,276.22 : x
  2. Step 2: Convert to fraction form
    18,233.86/25,162.80 = 10,276.22/x
  3. Step 3: Cross multiply
    18,233.86x = 25,162.80 × 10,276.22
  4. Step 4: Simplify right side
    18,233.86x = 258,578,409.25
  5. Step 5: Solve for x
    x = 258,578,409.25/18,233.86
  6. Step 6: Final answer
    x = 14,181.22

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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.