Home / 13,867.92-19,063.67-11,946.60

Finding the Fourth Proportional to 13,867.92, 19,063.67 and 11,946.60

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Solution

The fourth proportional to 13,867.92, 19,063.67 and 11,946.60 is: 16,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.92 : 19,063.67 = 11,946.60 : x
  2. Step 2: Convert to fraction form
    13,867.92/19,063.67 = 11,946.60/x
  3. Step 3: Cross multiply
    13,867.92x = 19,063.67 × 11,946.60
  4. Step 4: Simplify right side
    13,867.92x = 227,745,980.29
  5. Step 5: Solve for x
    x = 227,745,980.29/13,867.92
  6. Step 6: Final answer
    x = 16,422.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.