Home / 14,683.96-20,263.92-7,969.60

Finding the Fourth Proportional to 14,683.96, 20,263.92 and 7,969.60

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Solution

The fourth proportional to 14,683.96, 20,263.92 and 7,969.60 is: 10,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.96 : 20,263.92 = 7,969.60 : x
  2. Step 2: Convert to fraction form
    14,683.96/20,263.92 = 7,969.60/x
  3. Step 3: Cross multiply
    14,683.96x = 20,263.92 × 7,969.60
  4. Step 4: Simplify right side
    14,683.96x = 161,495,336.83
  5. Step 5: Solve for x
    x = 161,495,336.83/14,683.96
  6. Step 6: Final answer
    x = 10,998.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.