Home / 19,016.37-26,244.18-12,631.68

Finding the Fourth Proportional to 19,016.37, 26,244.18 and 12,631.68

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Solution

The fourth proportional to 19,016.37, 26,244.18 and 12,631.68 is: 17,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.37 : 26,244.18 = 12,631.68 : x
  2. Step 2: Convert to fraction form
    19,016.37/26,244.18 = 12,631.68/x
  3. Step 3: Cross multiply
    19,016.37x = 26,244.18 × 12,631.68
  4. Step 4: Simplify right side
    19,016.37x = 331,508,083.62
  5. Step 5: Solve for x
    x = 331,508,083.62/19,016.37
  6. Step 6: Final answer
    x = 17,432.77

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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.