Home / 27,247.58-40,847.15-10,603.72

Finding the Fourth Proportional to 27,247.58, 40,847.15 and 10,603.72

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Solution

The fourth proportional to 27,247.58, 40,847.15 and 10,603.72 is: 15,896.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.58 : 40,847.15 = 10,603.72 : x
  2. Step 2: Convert to fraction form
    27,247.58/40,847.15 = 10,603.72/x
  3. Step 3: Cross multiply
    27,247.58x = 40,847.15 × 10,603.72
  4. Step 4: Simplify right side
    27,247.58x = 433,131,818.97
  5. Step 5: Solve for x
    x = 433,131,818.97/27,247.58
  6. Step 6: Final answer
    x = 15,896.16

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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.