Home / 19,108.90-28,667.67-5,962.60

Finding the Fourth Proportional to 19,108.90, 28,667.67 and 5,962.60

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Solution

The fourth proportional to 19,108.90, 28,667.67 and 5,962.60 is: 8,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.90 : 28,667.67 = 5,962.60 : x
  2. Step 2: Convert to fraction form
    19,108.90/28,667.67 = 5,962.60/x
  3. Step 3: Cross multiply
    19,108.90x = 28,667.67 × 5,962.60
  4. Step 4: Simplify right side
    19,108.90x = 170,933,849.14
  5. Step 5: Solve for x
    x = 170,933,849.14/19,108.90
  6. Step 6: Final answer
    x = 8,945.25

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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.