Home / 18,865.56-26,033.21-10,367.49

Finding the Fourth Proportional to 18,865.56, 26,033.21 and 10,367.49

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Solution

The fourth proportional to 18,865.56, 26,033.21 and 10,367.49 is: 14,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865.56 : 26,033.21 = 10,367.49 : x
  2. Step 2: Convert to fraction form
    18,865.56/26,033.21 = 10,367.49/x
  3. Step 3: Cross multiply
    18,865.56x = 26,033.21 × 10,367.49
  4. Step 4: Simplify right side
    18,865.56x = 269,899,129.01
  5. Step 5: Solve for x
    x = 269,899,129.01/18,865.56
  6. Step 6: Final answer
    x = 14,306.45

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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.