Home / 18,942.96-26,141.64-10,559.52

Finding the Fourth Proportional to 18,942.96, 26,141.64 and 10,559.52

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Solution

The fourth proportional to 18,942.96, 26,141.64 and 10,559.52 is: 14,572.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.96 : 26,141.64 = 10,559.52 : x
  2. Step 2: Convert to fraction form
    18,942.96/26,141.64 = 10,559.52/x
  3. Step 3: Cross multiply
    18,942.96x = 26,141.64 × 10,559.52
  4. Step 4: Simplify right side
    18,942.96x = 276,043,170.41
  5. Step 5: Solve for x
    x = 276,043,170.41/18,942.96
  6. Step 6: Final answer
    x = 14,572.34

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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.