Home / 30,835.89-46,224.68-13,318.02

Finding the Fourth Proportional to 30,835.89, 46,224.68 and 13,318.02

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Solution

The fourth proportional to 30,835.89, 46,224.68 and 13,318.02 is: 19,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,835.89 : 46,224.68 = 13,318.02 : x
  2. Step 2: Convert to fraction form
    30,835.89/46,224.68 = 13,318.02/x
  3. Step 3: Cross multiply
    30,835.89x = 46,224.68 × 13,318.02
  4. Step 4: Simplify right side
    30,835.89x = 615,621,146.14
  5. Step 5: Solve for x
    x = 615,621,146.14/30,835.89
  6. Step 6: Final answer
    x = 19,964.44

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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.