Home / 30,935.30-46,343.15-18,465.26

Finding the Fourth Proportional to 30,935.30, 46,343.15 and 18,465.26

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Solution

The fourth proportional to 30,935.30, 46,343.15 and 18,465.26 is: 27,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935.30 : 46,343.15 = 18,465.26 : x
  2. Step 2: Convert to fraction form
    30,935.30/46,343.15 = 18,465.26/x
  3. Step 3: Cross multiply
    30,935.30x = 46,343.15 × 18,465.26
  4. Step 4: Simplify right side
    30,935.30x = 855,738,082.25
  5. Step 5: Solve for x
    x = 855,738,082.25/30,935.30
  6. Step 6: Final answer
    x = 27,662.19

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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.