Home / 31,330.22-43,237.76-17,183.07

Finding the Fourth Proportional to 31,330.22, 43,237.76 and 17,183.07

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Solution

The fourth proportional to 31,330.22, 43,237.76 and 17,183.07 is: 23,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330.22 : 43,237.76 = 17,183.07 : x
  2. Step 2: Convert to fraction form
    31,330.22/43,237.76 = 17,183.07/x
  3. Step 3: Cross multiply
    31,330.22x = 43,237.76 × 17,183.07
  4. Step 4: Simplify right side
    31,330.22x = 742,957,370.81
  5. Step 5: Solve for x
    x = 742,957,370.81/31,330.22
  6. Step 6: Final answer
    x = 23,713.77

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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.