Home / 13,022.08-19,536.02-7,175.68

Finding the Fourth Proportional to 13,022.08, 19,536.02 and 7,175.68

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Solution

The fourth proportional to 13,022.08, 19,536.02 and 7,175.68 is: 10,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.08 : 19,536.02 = 7,175.68 : x
  2. Step 2: Convert to fraction form
    13,022.08/19,536.02 = 7,175.68/x
  3. Step 3: Cross multiply
    13,022.08x = 19,536.02 × 7,175.68
  4. Step 4: Simplify right side
    13,022.08x = 140,184,227.99
  5. Step 5: Solve for x
    x = 140,184,227.99/13,022.08
  6. Step 6: Final answer
    x = 10,765.12

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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.