Home / 16,015.76-22,112.14-14,334.25

Finding the Fourth Proportional to 16,015.76, 22,112.14 and 14,334.25

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Solution

The fourth proportional to 16,015.76, 22,112.14 and 14,334.25 is: 19,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,015.76 : 22,112.14 = 14,334.25 : x
  2. Step 2: Convert to fraction form
    16,015.76/22,112.14 = 14,334.25/x
  3. Step 3: Cross multiply
    16,015.76x = 22,112.14 × 14,334.25
  4. Step 4: Simplify right side
    16,015.76x = 316,960,920.02
  5. Step 5: Solve for x
    x = 316,960,920.02/16,015.76
  6. Step 6: Final answer
    x = 19,790.57

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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.