Home / 29,137.02-40,174.71-19,943.01

Finding the Fourth Proportional to 29,137.02, 40,174.71 and 19,943.01

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Solution

The fourth proportional to 29,137.02, 40,174.71 and 19,943.01 is: 27,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137.02 : 40,174.71 = 19,943.01 : x
  2. Step 2: Convert to fraction form
    29,137.02/40,174.71 = 19,943.01/x
  3. Step 3: Cross multiply
    29,137.02x = 40,174.71 × 19,943.01
  4. Step 4: Simplify right side
    29,137.02x = 801,204,643.28
  5. Step 5: Solve for x
    x = 801,204,643.28/29,137.02
  6. Step 6: Final answer
    x = 27,497.82

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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.