Home / 18,674.94-25,771.59-10,291.74

Finding the Fourth Proportional to 18,674.94, 25,771.59 and 10,291.74

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Solution

The fourth proportional to 18,674.94, 25,771.59 and 10,291.74 is: 14,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674.94 : 25,771.59 = 10,291.74 : x
  2. Step 2: Convert to fraction form
    18,674.94/25,771.59 = 10,291.74/x
  3. Step 3: Cross multiply
    18,674.94x = 25,771.59 × 10,291.74
  4. Step 4: Simplify right side
    18,674.94x = 265,234,503.67
  5. Step 5: Solve for x
    x = 265,234,503.67/18,674.94
  6. Step 6: Final answer
    x = 14,202.70

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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.