Home / 30,935.42-46,343.34-18,465.38

Finding the Fourth Proportional to 30,935.42, 46,343.34 and 18,465.38

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Solution

The fourth proportional to 30,935.42, 46,343.34 and 18,465.38 is: 27,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935.42 : 46,343.34 = 18,465.38 : x
  2. Step 2: Convert to fraction form
    30,935.42/46,343.34 = 18,465.38/x
  3. Step 3: Cross multiply
    30,935.42x = 46,343.34 × 18,465.38
  4. Step 4: Simplify right side
    30,935.42x = 855,747,383.57
  5. Step 5: Solve for x
    x = 855,747,383.57/30,935.42
  6. Step 6: Final answer
    x = 27,662.38

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1.5x scale

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.