Home / 17,845.19-26,765.68-5,365.20

Finding the Fourth Proportional to 17,845.19, 26,765.68 and 5,365.20

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Solution

The fourth proportional to 17,845.19, 26,765.68 and 5,365.20 is: 8,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.19 : 26,765.68 = 5,365.20 : x
  2. Step 2: Convert to fraction form
    17,845.19/26,765.68 = 5,365.20/x
  3. Step 3: Cross multiply
    17,845.19x = 26,765.68 × 5,365.20
  4. Step 4: Simplify right side
    17,845.19x = 143,603,226.34
  5. Step 5: Solve for x
    x = 143,603,226.34/17,845.19
  6. Step 6: Final answer
    x = 8,047.17

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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.