Home / 13,214.27-19,825.62-4,895.47

Finding the Fourth Proportional to 13,214.27, 19,825.62 and 4,895.47

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Solution

The fourth proportional to 13,214.27, 19,825.62 and 4,895.47 is: 7,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.27 : 19,825.62 = 4,895.47 : x
  2. Step 2: Convert to fraction form
    13,214.27/19,825.62 = 4,895.47/x
  3. Step 3: Cross multiply
    13,214.27x = 19,825.62 × 4,895.47
  4. Step 4: Simplify right side
    13,214.27x = 97,055,727.94
  5. Step 5: Solve for x
    x = 97,055,727.94/13,214.27
  6. Step 6: Final answer
    x = 7,344.77

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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.