Home / 46,386.36-69,579.74-19,725.48

Finding the Fourth Proportional to 46,386.36, 69,579.74 and 19,725.48

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Solution

The fourth proportional to 46,386.36, 69,579.74 and 19,725.48 is: 29,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,386.36 : 69,579.74 = 19,725.48 : x
  2. Step 2: Convert to fraction form
    46,386.36/69,579.74 = 19,725.48/x
  3. Step 3: Cross multiply
    46,386.36x = 69,579.74 × 19,725.48
  4. Step 4: Simplify right side
    46,386.36x = 1,372,493,819.09
  5. Step 5: Solve for x
    x = 1,372,493,819.09/46,386.36
  6. Step 6: Final answer
    x = 29,588.31

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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.