Home / 14,370.75-19,831.64-8,083.26

Finding the Fourth Proportional to 14,370.75, 19,831.64 and 8,083.26

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Solution

The fourth proportional to 14,370.75, 19,831.64 and 8,083.26 is: 11,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.75 : 19,831.64 = 8,083.26 : x
  2. Step 2: Convert to fraction form
    14,370.75/19,831.64 = 8,083.26/x
  3. Step 3: Cross multiply
    14,370.75x = 19,831.64 × 8,083.26
  4. Step 4: Simplify right side
    14,370.75x = 160,304,302.35
  5. Step 5: Solve for x
    x = 160,304,302.35/14,370.75
  6. Step 6: Final answer
    x = 11,154.90

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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.