Home / 30,878.01-46,316.91-7,504.44

Finding the Fourth Proportional to 30,878.01, 46,316.91 and 7,504.44

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Solution

The fourth proportional to 30,878.01, 46,316.91 and 7,504.44 is: 11,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,878.01 : 46,316.91 = 7,504.44 : x
  2. Step 2: Convert to fraction form
    30,878.01/46,316.91 = 7,504.44/x
  3. Step 3: Cross multiply
    30,878.01x = 46,316.91 × 7,504.44
  4. Step 4: Simplify right side
    30,878.01x = 347,582,472.08
  5. Step 5: Solve for x
    x = 347,582,472.08/30,878.01
  6. Step 6: Final answer
    x = 11,256.63

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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.