Home / 13,802.27-20,699.92-3,941.60

Finding the Fourth Proportional to 13,802.27, 20,699.92 and 3,941.60

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Solution

The fourth proportional to 13,802.27, 20,699.92 and 3,941.60 is: 5,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.27 : 20,699.92 = 3,941.60 : x
  2. Step 2: Convert to fraction form
    13,802.27/20,699.92 = 3,941.60/x
  3. Step 3: Cross multiply
    13,802.27x = 20,699.92 × 3,941.60
  4. Step 4: Simplify right side
    13,802.27x = 81,590,706.10
  5. Step 5: Solve for x
    x = 81,590,706.10/13,802.27
  6. Step 6: Final answer
    x = 5,911.40

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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.