Home / 37,018.51-51,085.56-20,889.24

Finding the Fourth Proportional to 37,018.51, 51,085.56 and 20,889.24

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Solution

The fourth proportional to 37,018.51, 51,085.56 and 20,889.24 is: 28,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.51 : 51,085.56 = 20,889.24 : x
  2. Step 2: Convert to fraction form
    37,018.51/51,085.56 = 20,889.24/x
  3. Step 3: Cross multiply
    37,018.51x = 51,085.56 × 20,889.24
  4. Step 4: Simplify right side
    37,018.51x = 1,067,138,418.93
  5. Step 5: Solve for x
    x = 1,067,138,418.93/37,018.51
  6. Step 6: Final answer
    x = 28,827.16

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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.