Home / 26,780.35-40,170.32-8,060.31

Finding the Fourth Proportional to 26,780.35, 40,170.32 and 8,060.31

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Solution

The fourth proportional to 26,780.35, 40,170.32 and 8,060.31 is: 12,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.35 : 40,170.32 = 8,060.31 : x
  2. Step 2: Convert to fraction form
    26,780.35/40,170.32 = 8,060.31/x
  3. Step 3: Cross multiply
    26,780.35x = 40,170.32 × 8,060.31
  4. Step 4: Simplify right side
    26,780.35x = 323,785,232.00
  5. Step 5: Solve for x
    x = 323,785,232.00/26,780.35
  6. Step 6: Final answer
    x = 12,090.40

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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.