Home / 46,568.51-69,868.56-20,290.49

Finding the Fourth Proportional to 46,568.51, 69,868.56 and 20,290.49

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Solution

The fourth proportional to 46,568.51, 69,868.56 and 20,290.49 is: 30,442.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,568.51 : 69,868.56 = 20,290.49 : x
  2. Step 2: Convert to fraction form
    46,568.51/69,868.56 = 20,290.49/x
  3. Step 3: Cross multiply
    46,568.51x = 69,868.56 × 20,290.49
  4. Step 4: Simplify right side
    46,568.51x = 1,417,667,317.99
  5. Step 5: Solve for x
    x = 1,417,667,317.99/46,568.51
  6. Step 6: Final answer
    x = 30,442.62

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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.