Home / 46,435.12-69,664.47-21,493.16

Finding the Fourth Proportional to 46,435.12, 69,664.47 and 21,493.16

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Solution

The fourth proportional to 46,435.12, 69,664.47 and 21,493.16 is: 32,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,435.12 : 69,664.47 = 21,493.16 : x
  2. Step 2: Convert to fraction form
    46,435.12/69,664.47 = 21,493.16/x
  3. Step 3: Cross multiply
    46,435.12x = 69,664.47 × 21,493.16
  4. Step 4: Simplify right side
    46,435.12x = 1,497,309,600.03
  5. Step 5: Solve for x
    x = 1,497,309,600.03/46,435.12
  6. Step 6: Final answer
    x = 32,245.20

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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.