Home / 47,284.21-70,928.74-12,224.17

Finding the Fourth Proportional to 47,284.21, 70,928.74 and 12,224.17

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Solution

The fourth proportional to 47,284.21, 70,928.74 and 12,224.17 is: 18,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,284.21 : 70,928.74 = 12,224.17 : x
  2. Step 2: Convert to fraction form
    47,284.21/70,928.74 = 12,224.17/x
  3. Step 3: Cross multiply
    47,284.21x = 70,928.74 × 12,224.17
  4. Step 4: Simplify right side
    47,284.21x = 867,044,975.65
  5. Step 5: Solve for x
    x = 867,044,975.65/47,284.21
  6. Step 6: Final answer
    x = 18,336.88

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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.