Home / 28,093.76-42,152.94-13,313.24

Finding the Fourth Proportional to 28,093.76, 42,152.94 and 13,313.24

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Solution

The fourth proportional to 28,093.76, 42,152.94 and 13,313.24 is: 19,975.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.76 : 42,152.94 = 13,313.24 : x
  2. Step 2: Convert to fraction form
    28,093.76/42,152.94 = 13,313.24/x
  3. Step 3: Cross multiply
    28,093.76x = 42,152.94 × 13,313.24
  4. Step 4: Simplify right side
    28,093.76x = 561,192,206.93
  5. Step 5: Solve for x
    x = 561,192,206.93/28,093.76
  6. Step 6: Final answer
    x = 19,975.69

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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.