Home / 29,495.54-40,718.43-20,113.31

Finding the Fourth Proportional to 29,495.54, 40,718.43 and 20,113.31

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Solution

The fourth proportional to 29,495.54, 40,718.43 and 20,113.31 is: 27,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,495.54 : 40,718.43 = 20,113.31 : x
  2. Step 2: Convert to fraction form
    29,495.54/40,718.43 = 20,113.31/x
  3. Step 3: Cross multiply
    29,495.54x = 40,718.43 × 20,113.31
  4. Step 4: Simplify right side
    29,495.54x = 818,982,201.71
  5. Step 5: Solve for x
    x = 818,982,201.71/29,495.54
  6. Step 6: Final answer
    x = 27,766.31

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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.