Home / 14,370.84-19,831.32-8,083.56

Finding the Fourth Proportional to 14,370.84, 19,831.32 and 8,083.56

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Solution

The fourth proportional to 14,370.84, 19,831.32 and 8,083.56 is: 11,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.84 : 19,831.32 = 8,083.56 : x
  2. Step 2: Convert to fraction form
    14,370.84/19,831.32 = 8,083.56/x
  3. Step 3: Cross multiply
    14,370.84x = 19,831.32 × 8,083.56
  4. Step 4: Simplify right side
    14,370.84x = 160,307,665.10
  5. Step 5: Solve for x
    x = 160,307,665.10/14,370.84
  6. Step 6: Final answer
    x = 11,155.07

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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.