Home / 29,550.76-40,779.85-16,803.94

Finding the Fourth Proportional to 29,550.76, 40,779.85 and 16,803.94

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Solution

The fourth proportional to 29,550.76, 40,779.85 and 16,803.94 is: 23,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.76 : 40,779.85 = 16,803.94 : x
  2. Step 2: Convert to fraction form
    29,550.76/40,779.85 = 16,803.94/x
  3. Step 3: Cross multiply
    29,550.76x = 40,779.85 × 16,803.94
  4. Step 4: Simplify right side
    29,550.76x = 685,262,152.61
  5. Step 5: Solve for x
    x = 685,262,152.61/29,550.76
  6. Step 6: Final answer
    x = 23,189.33

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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.