Home / 30,836.56-46,254.54-9,778.60

Finding the Fourth Proportional to 30,836.56, 46,254.54 and 9,778.60

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Solution

The fourth proportional to 30,836.56, 46,254.54 and 9,778.60 is: 14,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,836.56 : 46,254.54 = 9,778.60 : x
  2. Step 2: Convert to fraction form
    30,836.56/46,254.54 = 9,778.60/x
  3. Step 3: Cross multiply
    30,836.56x = 46,254.54 × 9,778.60
  4. Step 4: Simplify right side
    30,836.56x = 452,304,644.84
  5. Step 5: Solve for x
    x = 452,304,644.84/30,836.56
  6. Step 6: Final answer
    x = 14,667.80

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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.