Home / 27,276.83-40,915.25-7,555.39

Finding the Fourth Proportional to 27,276.83, 40,915.25 and 7,555.39

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Solution

The fourth proportional to 27,276.83, 40,915.25 and 7,555.39 is: 11,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.83 : 40,915.25 = 7,555.39 : x
  2. Step 2: Convert to fraction form
    27,276.83/40,915.25 = 7,555.39/x
  3. Step 3: Cross multiply
    27,276.83x = 40,915.25 × 7,555.39
  4. Step 4: Simplify right side
    27,276.83x = 309,130,589.94
  5. Step 5: Solve for x
    x = 309,130,589.94/27,276.83
  6. Step 6: Final answer
    x = 11,333.08

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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.