Home / 53,230.02-79,831.41-15,781.34

Finding the Fourth Proportional to 53,230.02, 79,831.41 and 15,781.34

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Solution

The fourth proportional to 53,230.02, 79,831.41 and 15,781.34 is: 23,667.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.02 : 79,831.41 = 15,781.34 : x
  2. Step 2: Convert to fraction form
    53,230.02/79,831.41 = 15,781.34/x
  3. Step 3: Cross multiply
    53,230.02x = 79,831.41 × 15,781.34
  4. Step 4: Simplify right side
    53,230.02x = 1,259,846,224.73
  5. Step 5: Solve for x
    x = 1,259,846,224.73/53,230.02
  6. Step 6: Final answer
    x = 23,667.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.