Home / 13,708.16-20,560.68-3,848.24

Finding the Fourth Proportional to 13,708.16, 20,560.68 and 3,848.24

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Solution

The fourth proportional to 13,708.16, 20,560.68 and 3,848.24 is: 5,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708.16 : 20,560.68 = 3,848.24 : x
  2. Step 2: Convert to fraction form
    13,708.16/20,560.68 = 3,848.24/x
  3. Step 3: Cross multiply
    13,708.16x = 20,560.68 × 3,848.24
  4. Step 4: Simplify right side
    13,708.16x = 79,122,431.20
  5. Step 5: Solve for x
    x = 79,122,431.20/13,708.16
  6. Step 6: Final answer
    x = 5,771.92

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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.