Home / 46,383.73-69,518.59-21,389.09

Finding the Fourth Proportional to 46,383.73, 69,518.59 and 21,389.09

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Solution

The fourth proportional to 46,383.73, 69,518.59 and 21,389.09 is: 32,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,383.73 : 69,518.59 = 21,389.09 : x
  2. Step 2: Convert to fraction form
    46,383.73/69,518.59 = 21,389.09/x
  3. Step 3: Cross multiply
    46,383.73x = 69,518.59 × 21,389.09
  4. Step 4: Simplify right side
    46,383.73x = 1,486,938,977.12
  5. Step 5: Solve for x
    x = 1,486,938,977.12/46,383.73
  6. Step 6: Final answer
    x = 32,057.34

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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.