Home / 13,086.52-19,620.50-6,157.24

Finding the Fourth Proportional to 13,086.52, 19,620.50 and 6,157.24

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Solution

The fourth proportional to 13,086.52, 19,620.50 and 6,157.24 is: 9,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086.52 : 19,620.50 = 6,157.24 : x
  2. Step 2: Convert to fraction form
    13,086.52/19,620.50 = 6,157.24/x
  3. Step 3: Cross multiply
    13,086.52x = 19,620.50 × 6,157.24
  4. Step 4: Simplify right side
    13,086.52x = 120,808,127.42
  5. Step 5: Solve for x
    x = 120,808,127.42/13,086.52
  6. Step 6: Final answer
    x = 9,231.49

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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.