Home / 26,845.60-40,219.80-16,445.20

Finding the Fourth Proportional to 26,845.60, 40,219.80 and 16,445.20

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Solution

The fourth proportional to 26,845.60, 40,219.80 and 16,445.20 is: 24,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,845.60 : 40,219.80 = 16,445.20 : x
  2. Step 2: Convert to fraction form
    26,845.60/40,219.80 = 16,445.20/x
  3. Step 3: Cross multiply
    26,845.60x = 40,219.80 × 16,445.20
  4. Step 4: Simplify right side
    26,845.60x = 661,422,654.96
  5. Step 5: Solve for x
    x = 661,422,654.96/26,845.60
  6. Step 6: Final answer
    x = 24,638.03

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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.