Home / 27,070.98-40,579.20-11,284.75

Finding the Fourth Proportional to 27,070.98, 40,579.20 and 11,284.75

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Solution

The fourth proportional to 27,070.98, 40,579.20 and 11,284.75 is: 16,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.98 : 40,579.20 = 11,284.75 : x
  2. Step 2: Convert to fraction form
    27,070.98/40,579.20 = 11,284.75/x
  3. Step 3: Cross multiply
    27,070.98x = 40,579.20 × 11,284.75
  4. Step 4: Simplify right side
    27,070.98x = 457,925,952.52
  5. Step 5: Solve for x
    x = 457,925,952.52/27,070.98
  6. Step 6: Final answer
    x = 16,915.75

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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.