Home / 14,683.59-20,263.51-7,969.28

Finding the Fourth Proportional to 14,683.59, 20,263.51 and 7,969.28

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Solution

The fourth proportional to 14,683.59, 20,263.51 and 7,969.28 is: 10,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.59 : 20,263.51 = 7,969.28 : x
  2. Step 2: Convert to fraction form
    14,683.59/20,263.51 = 7,969.28/x
  3. Step 3: Cross multiply
    14,683.59x = 20,263.51 × 7,969.28
  4. Step 4: Simplify right side
    14,683.59x = 161,485,463.73
  5. Step 5: Solve for x
    x = 161,485,463.73/14,683.59
  6. Step 6: Final answer
    x = 10,997.68

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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.