Home / 45,667.44-62,980.22-28,673.25

Finding the Fourth Proportional to 45,667.44, 62,980.22 and 28,673.25

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Solution

The fourth proportional to 45,667.44, 62,980.22 and 28,673.25 is: 39,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,667.44 : 62,980.22 = 28,673.25 : x
  2. Step 2: Convert to fraction form
    45,667.44/62,980.22 = 28,673.25/x
  3. Step 3: Cross multiply
    45,667.44x = 62,980.22 × 28,673.25
  4. Step 4: Simplify right side
    45,667.44x = 1,805,847,449.75
  5. Step 5: Solve for x
    x = 1,805,847,449.75/45,667.44
  6. Step 6: Final answer
    x = 39,543.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.