Home / 34,182.40-51,302.40-16,667.20

Finding the Fourth Proportional to 34,182.40, 51,302.40 and 16,667.20

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Solution

The fourth proportional to 34,182.40, 51,302.40 and 16,667.20 is: 25,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,182.40 : 51,302.40 = 16,667.20 : x
  2. Step 2: Convert to fraction form
    34,182.40/51,302.40 = 16,667.20/x
  3. Step 3: Cross multiply
    34,182.40x = 51,302.40 × 16,667.20
  4. Step 4: Simplify right side
    34,182.40x = 855,067,361.28
  5. Step 5: Solve for x
    x = 855,067,361.28/34,182.40
  6. Step 6: Final answer
    x = 25,014.84

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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.