Home / 27,045.82-40,567.38-9,515.80

Finding the Fourth Proportional to 27,045.82, 40,567.38 and 9,515.80

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Solution

The fourth proportional to 27,045.82, 40,567.38 and 9,515.80 is: 14,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,045.82 : 40,567.38 = 9,515.80 : x
  2. Step 2: Convert to fraction form
    27,045.82/40,567.38 = 9,515.80/x
  3. Step 3: Cross multiply
    27,045.82x = 40,567.38 × 9,515.80
  4. Step 4: Simplify right side
    27,045.82x = 386,031,074.60
  5. Step 5: Solve for x
    x = 386,031,074.60/27,045.82
  6. Step 6: Final answer
    x = 14,273.23

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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.