Home / 30,837.62-46,242-11,113.58

Finding the Fourth Proportional to 30,837.62, 46,242 and 11,113.58

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Solution

The fourth proportional to 30,837.62, 46,242 and 11,113.58 is: 16,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.62 : 46,242 = 11,113.58 : x
  2. Step 2: Convert to fraction form
    30,837.62/46,242 = 11,113.58/x
  3. Step 3: Cross multiply
    30,837.62x = 46,242 × 11,113.58
  4. Step 4: Simplify right side
    30,837.62x = 513,913,935.15
  5. Step 5: Solve for x
    x = 513,913,935.15/30,837.62
  6. Step 6: Final answer
    x = 16,665.16

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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.