Home / 19,460.44-26,831.22-16,231.70

Finding the Fourth Proportional to 19,460.44, 26,831.22 and 16,231.70

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Solution

The fourth proportional to 19,460.44, 26,831.22 and 16,231.70 is: 22,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.44 : 26,831.22 = 16,231.70 : x
  2. Step 2: Convert to fraction form
    19,460.44/26,831.22 = 16,231.70/x
  3. Step 3: Cross multiply
    19,460.44x = 26,831.22 × 16,231.70
  4. Step 4: Simplify right side
    19,460.44x = 435,516,313.67
  5. Step 5: Solve for x
    x = 435,516,313.67/19,460.44
  6. Step 6: Final answer
    x = 22,379.57

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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.