Home / 27,000.08-40,501.15-10,361.80

Finding the Fourth Proportional to 27,000.08, 40,501.15 and 10,361.80

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Solution

The fourth proportional to 27,000.08, 40,501.15 and 10,361.80 is: 15,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.08 : 40,501.15 = 10,361.80 : x
  2. Step 2: Convert to fraction form
    27,000.08/40,501.15 = 10,361.80/x
  3. Step 3: Cross multiply
    27,000.08x = 40,501.15 × 10,361.80
  4. Step 4: Simplify right side
    27,000.08x = 419,664,770.60
  5. Step 5: Solve for x
    x = 419,664,770.60/27,000.08
  6. Step 6: Final answer
    x = 15,543.09

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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.