Home / 46,285.54-69,372.64-21,291.14

Finding the Fourth Proportional to 46,285.54, 69,372.64 and 21,291.14

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Solution

The fourth proportional to 46,285.54, 69,372.64 and 21,291.14 is: 31,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,285.54 : 69,372.64 = 21,291.14 : x
  2. Step 2: Convert to fraction form
    46,285.54/69,372.64 = 21,291.14/x
  3. Step 3: Cross multiply
    46,285.54x = 69,372.64 × 21,291.14
  4. Step 4: Simplify right side
    46,285.54x = 1,477,022,590.41
  5. Step 5: Solve for x
    x = 1,477,022,590.41/46,285.54
  6. Step 6: Final answer
    x = 31,911.10

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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.