Home / 18,927.68-26,116.44-10,542.56

Finding the Fourth Proportional to 18,927.68, 26,116.44 and 10,542.56

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Solution

The fourth proportional to 18,927.68, 26,116.44 and 10,542.56 is: 14,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927.68 : 26,116.44 = 10,542.56 : x
  2. Step 2: Convert to fraction form
    18,927.68/26,116.44 = 10,542.56/x
  3. Step 3: Cross multiply
    18,927.68x = 26,116.44 × 10,542.56
  4. Step 4: Simplify right side
    18,927.68x = 275,334,135.69
  5. Step 5: Solve for x
    x = 275,334,135.69/18,927.68
  6. Step 6: Final answer
    x = 14,546.64

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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.