Home / 57,667.60-86,504.10-18,227.80

Finding the Fourth Proportional to 57,667.60, 86,504.10 and 18,227.80

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Solution

The fourth proportional to 57,667.60, 86,504.10 and 18,227.80 is: 27,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,667.60 : 86,504.10 = 18,227.80 : x
  2. Step 2: Convert to fraction form
    57,667.60/86,504.10 = 18,227.80/x
  3. Step 3: Cross multiply
    57,667.60x = 86,504.10 × 18,227.80
  4. Step 4: Simplify right side
    57,667.60x = 1,576,779,433.98
  5. Step 5: Solve for x
    x = 1,576,779,433.98/57,667.60
  6. Step 6: Final answer
    x = 27,342.55

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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.