Home / 46,678.19-69,971.72-18,589.82

Finding the Fourth Proportional to 46,678.19, 69,971.72 and 18,589.82

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Solution

The fourth proportional to 46,678.19, 69,971.72 and 18,589.82 is: 27,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,678.19 : 69,971.72 = 18,589.82 : x
  2. Step 2: Convert to fraction form
    46,678.19/69,971.72 = 18,589.82/x
  3. Step 3: Cross multiply
    46,678.19x = 69,971.72 × 18,589.82
  4. Step 4: Simplify right side
    46,678.19x = 1,300,761,237.08
  5. Step 5: Solve for x
    x = 1,300,761,237.08/46,678.19
  6. Step 6: Final answer
    x = 27,866.58

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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.