Home / 29,513.96-40,724.64-16,936.28

Finding the Fourth Proportional to 29,513.96, 40,724.64 and 16,936.28

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Solution

The fourth proportional to 29,513.96, 40,724.64 and 16,936.28 is: 23,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,513.96 : 40,724.64 = 16,936.28 : x
  2. Step 2: Convert to fraction form
    29,513.96/40,724.64 = 16,936.28/x
  3. Step 3: Cross multiply
    29,513.96x = 40,724.64 × 16,936.28
  4. Step 4: Simplify right side
    29,513.96x = 689,723,905.94
  5. Step 5: Solve for x
    x = 689,723,905.94/29,513.96
  6. Step 6: Final answer
    x = 23,369.41

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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.