Home / 18,964.96-26,171.50-10,581.44

Finding the Fourth Proportional to 18,964.96, 26,171.50 and 10,581.44

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Solution

The fourth proportional to 18,964.96, 26,171.50 and 10,581.44 is: 14,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964.96 : 26,171.50 = 10,581.44 : x
  2. Step 2: Convert to fraction form
    18,964.96/26,171.50 = 10,581.44/x
  3. Step 3: Cross multiply
    18,964.96x = 26,171.50 × 10,581.44
  4. Step 4: Simplify right side
    18,964.96x = 276,932,156.96
  5. Step 5: Solve for x
    x = 276,932,156.96/18,964.96
  6. Step 6: Final answer
    x = 14,602.31

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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.