Home / 13,928.15-20,893.40-4,568.11

Finding the Fourth Proportional to 13,928.15, 20,893.40 and 4,568.11

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Solution

The fourth proportional to 13,928.15, 20,893.40 and 4,568.11 is: 6,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,928.15 : 20,893.40 = 4,568.11 : x
  2. Step 2: Convert to fraction form
    13,928.15/20,893.40 = 4,568.11/x
  3. Step 3: Cross multiply
    13,928.15x = 20,893.40 × 4,568.11
  4. Step 4: Simplify right side
    13,928.15x = 95,443,349.47
  5. Step 5: Solve for x
    x = 95,443,349.47/13,928.15
  6. Step 6: Final answer
    x = 6,852.55

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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.