Home / 18,942.63-26,141.01-10,445.05

Finding the Fourth Proportional to 18,942.63, 26,141.01 and 10,445.05

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Solution

The fourth proportional to 18,942.63, 26,141.01 and 10,445.05 is: 14,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.63 : 26,141.01 = 10,445.05 : x
  2. Step 2: Convert to fraction form
    18,942.63/26,141.01 = 10,445.05/x
  3. Step 3: Cross multiply
    18,942.63x = 26,141.01 × 10,445.05
  4. Step 4: Simplify right side
    18,942.63x = 273,044,104.28
  5. Step 5: Solve for x
    x = 273,044,104.28/18,942.63
  6. Step 6: Final answer
    x = 14,414.27

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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.