Home / 29,020.58-43,530.87-19,157.55

Finding the Fourth Proportional to 29,020.58, 43,530.87 and 19,157.55

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Solution

The fourth proportional to 29,020.58, 43,530.87 and 19,157.55 is: 28,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.58 : 43,530.87 = 19,157.55 : x
  2. Step 2: Convert to fraction form
    29,020.58/43,530.87 = 19,157.55/x
  3. Step 3: Cross multiply
    29,020.58x = 43,530.87 × 19,157.55
  4. Step 4: Simplify right side
    29,020.58x = 833,944,818.57
  5. Step 5: Solve for x
    x = 833,944,818.57/29,020.58
  6. Step 6: Final answer
    x = 28,736.32

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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.