Home / 45,460.96-62,743.60-28,471.64

Finding the Fourth Proportional to 45,460.96, 62,743.60 and 28,471.64

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Solution

The fourth proportional to 45,460.96, 62,743.60 and 28,471.64 is: 39,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,460.96 : 62,743.60 = 28,471.64 : x
  2. Step 2: Convert to fraction form
    45,460.96/62,743.60 = 28,471.64/x
  3. Step 3: Cross multiply
    45,460.96x = 62,743.60 × 28,471.64
  4. Step 4: Simplify right side
    45,460.96x = 1,786,413,191.50
  5. Step 5: Solve for x
    x = 1,786,413,191.50/45,460.96
  6. Step 6: Final answer
    x = 39,295.54

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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.