Home / 18,766.44-25,889.63-10,806.98

Finding the Fourth Proportional to 18,766.44, 25,889.63 and 10,806.98

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Solution

The fourth proportional to 18,766.44, 25,889.63 and 10,806.98 is: 14,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.44 : 25,889.63 = 10,806.98 : x
  2. Step 2: Convert to fraction form
    18,766.44/25,889.63 = 10,806.98/x
  3. Step 3: Cross multiply
    18,766.44x = 25,889.63 × 10,806.98
  4. Step 4: Simplify right side
    18,766.44x = 279,788,530.13
  5. Step 5: Solve for x
    x = 279,788,530.13/18,766.44
  6. Step 6: Final answer
    x = 14,908.98

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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.