Home / 31,324.84-43,228.26-17,177.99

Finding the Fourth Proportional to 31,324.84, 43,228.26 and 17,177.99

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Solution

The fourth proportional to 31,324.84, 43,228.26 and 17,177.99 is: 23,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.84 : 43,228.26 = 17,177.99 : x
  2. Step 2: Convert to fraction form
    31,324.84/43,228.26 = 17,177.99/x
  3. Step 3: Cross multiply
    31,324.84x = 43,228.26 × 17,177.99
  4. Step 4: Simplify right side
    31,324.84x = 742,574,401.86
  5. Step 5: Solve for x
    x = 742,574,401.86/31,324.84
  6. Step 6: Final answer
    x = 23,705.61

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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.