Home / 29,455.36-40,649.82-16,880.14

Finding the Fourth Proportional to 29,455.36, 40,649.82 and 16,880.14

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Solution

The fourth proportional to 29,455.36, 40,649.82 and 16,880.14 is: 23,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,455.36 : 40,649.82 = 16,880.14 : x
  2. Step 2: Convert to fraction form
    29,455.36/40,649.82 = 16,880.14/x
  3. Step 3: Cross multiply
    29,455.36x = 40,649.82 × 16,880.14
  4. Step 4: Simplify right side
    29,455.36x = 686,174,652.57
  5. Step 5: Solve for x
    x = 686,174,652.57/29,455.36
  6. Step 6: Final answer
    x = 23,295.41

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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.