Home / 26,625.51-36,709.10-21,828.08

Finding the Fourth Proportional to 26,625.51, 36,709.10 and 21,828.08

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Solution

The fourth proportional to 26,625.51, 36,709.10 and 21,828.08 is: 30,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.51 : 36,709.10 = 21,828.08 : x
  2. Step 2: Convert to fraction form
    26,625.51/36,709.10 = 21,828.08/x
  3. Step 3: Cross multiply
    26,625.51x = 36,709.10 × 21,828.08
  4. Step 4: Simplify right side
    26,625.51x = 801,289,236.02
  5. Step 5: Solve for x
    x = 801,289,236.02/26,625.51
  6. Step 6: Final answer
    x = 30,094.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.