Home / 39,724.02-54,807.84-27,629.10

Finding the Fourth Proportional to 39,724.02, 54,807.84 and 27,629.10

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Solution

The fourth proportional to 39,724.02, 54,807.84 and 27,629.10 is: 38,120.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.02 : 54,807.84 = 27,629.10 : x
  2. Step 2: Convert to fraction form
    39,724.02/54,807.84 = 27,629.10/x
  3. Step 3: Cross multiply
    39,724.02x = 54,807.84 × 27,629.10
  4. Step 4: Simplify right side
    39,724.02x = 1,514,291,292.14
  5. Step 5: Solve for x
    x = 1,514,291,292.14/39,724.02
  6. Step 6: Final answer
    x = 38,120.29

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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.