Home / 25,393.23-38,099.87-18,382.07

Finding the Fourth Proportional to 25,393.23, 38,099.87 and 18,382.07

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Solution

The fourth proportional to 25,393.23, 38,099.87 and 18,382.07 is: 27,580.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.23 : 38,099.87 = 18,382.07 : x
  2. Step 2: Convert to fraction form
    25,393.23/38,099.87 = 18,382.07/x
  3. Step 3: Cross multiply
    25,393.23x = 38,099.87 × 18,382.07
  4. Step 4: Simplify right side
    25,393.23x = 700,354,194.92
  5. Step 5: Solve for x
    x = 700,354,194.92/25,393.23
  6. Step 6: Final answer
    x = 27,580.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.