Home / 29,716.36-41,014.02-20,281.48

Finding the Fourth Proportional to 29,716.36, 41,014.02 and 20,281.48

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Solution

The fourth proportional to 29,716.36, 41,014.02 and 20,281.48 is: 27,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,716.36 : 41,014.02 = 20,281.48 : x
  2. Step 2: Convert to fraction form
    29,716.36/41,014.02 = 20,281.48/x
  3. Step 3: Cross multiply
    29,716.36x = 41,014.02 × 20,281.48
  4. Step 4: Simplify right side
    29,716.36x = 831,825,026.35
  5. Step 5: Solve for x
    x = 831,825,026.35/29,716.36
  6. Step 6: Final answer
    x = 27,992.16

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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.