Home / 30,838.09-46,260.04-8,651.38

Finding the Fourth Proportional to 30,838.09, 46,260.04 and 8,651.38

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Solution

The fourth proportional to 30,838.09, 46,260.04 and 8,651.38 is: 12,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,838.09 : 46,260.04 = 8,651.38 : x
  2. Step 2: Convert to fraction form
    30,838.09/46,260.04 = 8,651.38/x
  3. Step 3: Cross multiply
    30,838.09x = 46,260.04 × 8,651.38
  4. Step 4: Simplify right side
    30,838.09x = 400,213,256.31
  5. Step 5: Solve for x
    x = 400,213,256.31/30,838.09
  6. Step 6: Final answer
    x = 12,977.89

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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.