Home / 18,794.40-25,924.47-12,088.74

Finding the Fourth Proportional to 18,794.40, 25,924.47 and 12,088.74

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Solution

The fourth proportional to 18,794.40, 25,924.47 and 12,088.74 is: 16,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.40 : 25,924.47 = 12,088.74 : x
  2. Step 2: Convert to fraction form
    18,794.40/25,924.47 = 12,088.74/x
  3. Step 3: Cross multiply
    18,794.40x = 25,924.47 × 12,088.74
  4. Step 4: Simplify right side
    18,794.40x = 313,394,177.47
  5. Step 5: Solve for x
    x = 313,394,177.47/18,794.40
  6. Step 6: Final answer
    x = 16,674.87

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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.