Home / 30,295.08-41,803.08-16,864.56

Finding the Fourth Proportional to 30,295.08, 41,803.08 and 16,864.56

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Solution

The fourth proportional to 30,295.08, 41,803.08 and 16,864.56 is: 23,270.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.08 : 41,803.08 = 16,864.56 : x
  2. Step 2: Convert to fraction form
    30,295.08/41,803.08 = 16,864.56/x
  3. Step 3: Cross multiply
    30,295.08x = 41,803.08 × 16,864.56
  4. Step 4: Simplify right side
    30,295.08x = 704,990,550.84
  5. Step 5: Solve for x
    x = 704,990,550.84/30,295.08
  6. Step 6: Final answer
    x = 23,270.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.