Home / 38,137.23-57,214.76-11,840.58

Finding the Fourth Proportional to 38,137.23, 57,214.76 and 11,840.58

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Solution

The fourth proportional to 38,137.23, 57,214.76 and 11,840.58 is: 17,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,137.23 : 57,214.76 = 11,840.58 : x
  2. Step 2: Convert to fraction form
    38,137.23/57,214.76 = 11,840.58/x
  3. Step 3: Cross multiply
    38,137.23x = 57,214.76 × 11,840.58
  4. Step 4: Simplify right side
    38,137.23x = 677,455,883.76
  5. Step 5: Solve for x
    x = 677,455,883.76/38,137.23
  6. Step 6: Final answer
    x = 17,763.64

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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.