Home / 47,608.09-71,416.87-17,630.35

Finding the Fourth Proportional to 47,608.09, 71,416.87 and 17,630.35

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Solution

The fourth proportional to 47,608.09, 71,416.87 and 17,630.35 is: 26,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,608.09 : 71,416.87 = 17,630.35 : x
  2. Step 2: Convert to fraction form
    47,608.09/71,416.87 = 17,630.35/x
  3. Step 3: Cross multiply
    47,608.09x = 71,416.87 × 17,630.35
  4. Step 4: Simplify right side
    47,608.09x = 1,259,104,191.39
  5. Step 5: Solve for x
    x = 1,259,104,191.39/47,608.09
  6. Step 6: Final answer
    x = 26,447.28

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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.