Home / 18,729.39-28,084.67-6,244.99

Finding the Fourth Proportional to 18,729.39, 28,084.67 and 6,244.99

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Solution

The fourth proportional to 18,729.39, 28,084.67 and 6,244.99 is: 9,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.39 : 28,084.67 = 6,244.99 : x
  2. Step 2: Convert to fraction form
    18,729.39/28,084.67 = 6,244.99/x
  3. Step 3: Cross multiply
    18,729.39x = 28,084.67 × 6,244.99
  4. Step 4: Simplify right side
    18,729.39x = 175,388,498.92
  5. Step 5: Solve for x
    x = 175,388,498.92/18,729.39
  6. Step 6: Final answer
    x = 9,364.35

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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.