Home / 29,117.40-43,676.10-28,858.20

Finding the Fourth Proportional to 29,117.40, 43,676.10 and 28,858.20

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Solution

The fourth proportional to 29,117.40, 43,676.10 and 28,858.20 is: 43,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.40 : 43,676.10 = 28,858.20 : x
  2. Step 2: Convert to fraction form
    29,117.40/43,676.10 = 28,858.20/x
  3. Step 3: Cross multiply
    29,117.40x = 43,676.10 × 28,858.20
  4. Step 4: Simplify right side
    29,117.40x = 1,260,413,629.02
  5. Step 5: Solve for x
    x = 1,260,413,629.02/29,117.40
  6. Step 6: Final answer
    x = 43,287.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.