Home / 18,349.86-25,323.14-10,393.74

Finding the Fourth Proportional to 18,349.86, 25,323.14 and 10,393.74

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Solution

The fourth proportional to 18,349.86, 25,323.14 and 10,393.74 is: 14,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.86 : 25,323.14 = 10,393.74 : x
  2. Step 2: Convert to fraction form
    18,349.86/25,323.14 = 10,393.74/x
  3. Step 3: Cross multiply
    18,349.86x = 25,323.14 × 10,393.74
  4. Step 4: Simplify right side
    18,349.86x = 263,202,133.14
  5. Step 5: Solve for x
    x = 263,202,133.14/18,349.86
  6. Step 6: Final answer
    x = 14,343.55

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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.