Home / 37,537.19-51,820.07-21,618.56

Finding the Fourth Proportional to 37,537.19, 51,820.07 and 21,618.56

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Solution

The fourth proportional to 37,537.19, 51,820.07 and 21,618.56 is: 29,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,537.19 : 51,820.07 = 21,618.56 : x
  2. Step 2: Convert to fraction form
    37,537.19/51,820.07 = 21,618.56/x
  3. Step 3: Cross multiply
    37,537.19x = 51,820.07 × 21,618.56
  4. Step 4: Simplify right side
    37,537.19x = 1,120,274,925.31
  5. Step 5: Solve for x
    x = 1,120,274,925.31/37,537.19
  6. Step 6: Final answer
    x = 29,844.40

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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.