Home / 26,810.19-40,215.29-11,216.88

Finding the Fourth Proportional to 26,810.19, 40,215.29 and 11,216.88

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Solution

The fourth proportional to 26,810.19, 40,215.29 and 11,216.88 is: 16,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.19 : 40,215.29 = 11,216.88 : x
  2. Step 2: Convert to fraction form
    26,810.19/40,215.29 = 11,216.88/x
  3. Step 3: Cross multiply
    26,810.19x = 40,215.29 × 11,216.88
  4. Step 4: Simplify right side
    26,810.19x = 451,090,026.01
  5. Step 5: Solve for x
    x = 451,090,026.01/26,810.19
  6. Step 6: Final answer
    x = 16,825.32

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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.