Home / 31,415.48-43,353.51-17,269.24

Finding the Fourth Proportional to 31,415.48, 43,353.51 and 17,269.24

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Solution

The fourth proportional to 31,415.48, 43,353.51 and 17,269.24 is: 23,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,415.48 : 43,353.51 = 17,269.24 : x
  2. Step 2: Convert to fraction form
    31,415.48/43,353.51 = 17,269.24/x
  3. Step 3: Cross multiply
    31,415.48x = 43,353.51 × 17,269.24
  4. Step 4: Simplify right side
    31,415.48x = 748,682,060.65
  5. Step 5: Solve for x
    x = 748,682,060.65/31,415.48
  6. Step 6: Final answer
    x = 23,831.63

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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.