Home / 13,103.04-19,657.60-3,743.18

Finding the Fourth Proportional to 13,103.04, 19,657.60 and 3,743.18

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Solution

The fourth proportional to 13,103.04, 19,657.60 and 3,743.18 is: 5,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.04 : 19,657.60 = 3,743.18 : x
  2. Step 2: Convert to fraction form
    13,103.04/19,657.60 = 3,743.18/x
  3. Step 3: Cross multiply
    13,103.04x = 19,657.60 × 3,743.18
  4. Step 4: Simplify right side
    13,103.04x = 73,581,935.17
  5. Step 5: Solve for x
    x = 73,581,935.17/13,103.04
  6. Step 6: Final answer
    x = 5,615.64

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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.