Home / 27,828.10-41,742.15-7,051.60

Finding the Fourth Proportional to 27,828.10, 41,742.15 and 7,051.60

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Solution

The fourth proportional to 27,828.10, 41,742.15 and 7,051.60 is: 10,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.10 : 41,742.15 = 7,051.60 : x
  2. Step 2: Convert to fraction form
    27,828.10/41,742.15 = 7,051.60/x
  3. Step 3: Cross multiply
    27,828.10x = 41,742.15 × 7,051.60
  4. Step 4: Simplify right side
    27,828.10x = 294,348,944.94
  5. Step 5: Solve for x
    x = 294,348,944.94/27,828.10
  6. Step 6: Final answer
    x = 10,577.40

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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.