Home / 30,691.13-46,036.56-8,504.44

Finding the Fourth Proportional to 30,691.13, 46,036.56 and 8,504.44

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Solution

The fourth proportional to 30,691.13, 46,036.56 and 8,504.44 is: 12,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691.13 : 46,036.56 = 8,504.44 : x
  2. Step 2: Convert to fraction form
    30,691.13/46,036.56 = 8,504.44/x
  3. Step 3: Cross multiply
    30,691.13x = 46,036.56 × 8,504.44
  4. Step 4: Simplify right side
    30,691.13x = 391,515,015.34
  5. Step 5: Solve for x
    x = 391,515,015.34/30,691.13
  6. Step 6: Final answer
    x = 12,756.62

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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.