Home / 38,027.22-52,477.68-21,260.22

Finding the Fourth Proportional to 38,027.22, 52,477.68 and 21,260.22

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Solution

The fourth proportional to 38,027.22, 52,477.68 and 21,260.22 is: 29,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,027.22 : 52,477.68 = 21,260.22 : x
  2. Step 2: Convert to fraction form
    38,027.22/52,477.68 = 21,260.22/x
  3. Step 3: Cross multiply
    38,027.22x = 52,477.68 × 21,260.22
  4. Step 4: Simplify right side
    38,027.22x = 1,115,687,021.89
  5. Step 5: Solve for x
    x = 1,115,687,021.89/38,027.22
  6. Step 6: Final answer
    x = 29,339.17

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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.