Home / 13,522.14-20,284.28-4,759.02

Finding the Fourth Proportional to 13,522.14, 20,284.28 and 4,759.02

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Solution

The fourth proportional to 13,522.14, 20,284.28 and 4,759.02 is: 7,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.14 : 20,284.28 = 4,759.02 : x
  2. Step 2: Convert to fraction form
    13,522.14/20,284.28 = 4,759.02/x
  3. Step 3: Cross multiply
    13,522.14x = 20,284.28 × 4,759.02
  4. Step 4: Simplify right side
    13,522.14x = 96,533,294.21
  5. Step 5: Solve for x
    x = 96,533,294.21/13,522.14
  6. Step 6: Final answer
    x = 7,138.91

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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.