Home / 29,435.79-40,622.46-16,862.97

Finding the Fourth Proportional to 29,435.79, 40,622.46 and 16,862.97

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Solution

The fourth proportional to 29,435.79, 40,622.46 and 16,862.97 is: 23,271.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,435.79 : 40,622.46 = 16,862.97 : x
  2. Step 2: Convert to fraction form
    29,435.79/40,622.46 = 16,862.97/x
  3. Step 3: Cross multiply
    29,435.79x = 40,622.46 × 16,862.97
  4. Step 4: Simplify right side
    29,435.79x = 685,015,468.02
  5. Step 5: Solve for x
    x = 685,015,468.02/29,435.79
  6. Step 6: Final answer
    x = 23,271.51

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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.