Home / 13,271.24-19,906.21-4,950.62

Finding the Fourth Proportional to 13,271.24, 19,906.21 and 4,950.62

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Solution

The fourth proportional to 13,271.24, 19,906.21 and 4,950.62 is: 7,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.24 : 19,906.21 = 4,950.62 : x
  2. Step 2: Convert to fraction form
    13,271.24/19,906.21 = 4,950.62/x
  3. Step 3: Cross multiply
    13,271.24x = 19,906.21 × 4,950.62
  4. Step 4: Simplify right side
    13,271.24x = 98,547,957.07
  5. Step 5: Solve for x
    x = 98,547,957.07/13,271.24
  6. Step 6: Final answer
    x = 7,425.68

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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.