Home / 34,145.40-51,218.10-33,454.20

Finding the Fourth Proportional to 34,145.40, 51,218.10 and 33,454.20

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Solution

The fourth proportional to 34,145.40, 51,218.10 and 33,454.20 is: 50,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.40 : 51,218.10 = 33,454.20 : x
  2. Step 2: Convert to fraction form
    34,145.40/51,218.10 = 33,454.20/x
  3. Step 3: Cross multiply
    34,145.40x = 51,218.10 × 33,454.20
  4. Step 4: Simplify right side
    34,145.40x = 1,713,460,561.02
  5. Step 5: Solve for x
    x = 1,713,460,561.02/34,145.40
  6. Step 6: Final answer
    x = 50,181.30

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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.