Home / 26,832.98-40,257.70-12,810.88

Finding the Fourth Proportional to 26,832.98, 40,257.70 and 12,810.88

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Solution

The fourth proportional to 26,832.98, 40,257.70 and 12,810.88 is: 19,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,832.98 : 40,257.70 = 12,810.88 : x
  2. Step 2: Convert to fraction form
    26,832.98/40,257.70 = 12,810.88/x
  3. Step 3: Cross multiply
    26,832.98x = 40,257.70 × 12,810.88
  4. Step 4: Simplify right side
    26,832.98x = 515,736,563.78
  5. Step 5: Solve for x
    x = 515,736,563.78/26,832.98
  6. Step 6: Final answer
    x = 19,220.25

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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.