Home / 29,051.85-40,091.91-16,307.78

Finding the Fourth Proportional to 29,051.85, 40,091.91 and 16,307.78

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Solution

The fourth proportional to 29,051.85, 40,091.91 and 16,307.78 is: 22,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.85 : 40,091.91 = 16,307.78 : x
  2. Step 2: Convert to fraction form
    29,051.85/40,091.91 = 16,307.78/x
  3. Step 3: Cross multiply
    29,051.85x = 40,091.91 × 16,307.78
  4. Step 4: Simplify right side
    29,051.85x = 653,809,847.60
  5. Step 5: Solve for x
    x = 653,809,847.60/29,051.85
  6. Step 6: Final answer
    x = 22,504.93

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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.