Home / 46,488.26-69,693.21-20,173.19

Finding the Fourth Proportional to 46,488.26, 69,693.21 and 20,173.19

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Solution

The fourth proportional to 46,488.26, 69,693.21 and 20,173.19 is: 30,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,488.26 : 69,693.21 = 20,173.19 : x
  2. Step 2: Convert to fraction form
    46,488.26/69,693.21 = 20,173.19/x
  3. Step 3: Cross multiply
    46,488.26x = 69,693.21 × 20,173.19
  4. Step 4: Simplify right side
    46,488.26x = 1,405,934,018.57
  5. Step 5: Solve for x
    x = 1,405,934,018.57/46,488.26
  6. Step 6: Final answer
    x = 30,242.77

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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.