Home / 13,958.06-20,941.95-6,568.16

Finding the Fourth Proportional to 13,958.06, 20,941.95 and 6,568.16

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Solution

The fourth proportional to 13,958.06, 20,941.95 and 6,568.16 is: 9,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.06 : 20,941.95 = 6,568.16 : x
  2. Step 2: Convert to fraction form
    13,958.06/20,941.95 = 6,568.16/x
  3. Step 3: Cross multiply
    13,958.06x = 20,941.95 × 6,568.16
  4. Step 4: Simplify right side
    13,958.06x = 137,550,078.31
  5. Step 5: Solve for x
    x = 137,550,078.31/13,958.06
  6. Step 6: Final answer
    x = 9,854.53

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1.5x scale

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.