Home / 30,267.42-41,740.29-18,166.02

Finding the Fourth Proportional to 30,267.42, 41,740.29 and 18,166.02

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Solution

The fourth proportional to 30,267.42, 41,740.29 and 18,166.02 is: 25,051.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.42 : 41,740.29 = 18,166.02 : x
  2. Step 2: Convert to fraction form
    30,267.42/41,740.29 = 18,166.02/x
  3. Step 3: Cross multiply
    30,267.42x = 41,740.29 × 18,166.02
  4. Step 4: Simplify right side
    30,267.42x = 758,254,942.95
  5. Step 5: Solve for x
    x = 758,254,942.95/30,267.42
  6. Step 6: Final answer
    x = 25,051.85

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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.