Home / 13,544.24-20,316.12-4,310

Finding the Fourth Proportional to 13,544.24, 20,316.12 and 4,310

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Solution

The fourth proportional to 13,544.24, 20,316.12 and 4,310 is: 6,464.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.24 : 20,316.12 = 4,310 : x
  2. Step 2: Convert to fraction form
    13,544.24/20,316.12 = 4,310/x
  3. Step 3: Cross multiply
    13,544.24x = 20,316.12 × 4,310
  4. Step 4: Simplify right side
    13,544.24x = 87,562,477.20
  5. Step 5: Solve for x
    x = 87,562,477.20/13,544.24
  6. Step 6: Final answer
    x = 6,464.92

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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.