Home / 18,685.56-28,030.27-10,796.94

Finding the Fourth Proportional to 18,685.56, 28,030.27 and 10,796.94

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Solution

The fourth proportional to 18,685.56, 28,030.27 and 10,796.94 is: 16,196.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685.56 : 28,030.27 = 10,796.94 : x
  2. Step 2: Convert to fraction form
    18,685.56/28,030.27 = 10,796.94/x
  3. Step 3: Cross multiply
    18,685.56x = 28,030.27 × 10,796.94
  4. Step 4: Simplify right side
    18,685.56x = 302,641,143.37
  5. Step 5: Solve for x
    x = 302,641,143.37/18,685.56
  6. Step 6: Final answer
    x = 16,196.53

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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.