Home / 19,105.58-28,461.34-18,525.26

Finding the Fourth Proportional to 19,105.58, 28,461.34 and 18,525.26

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Solution

The fourth proportional to 19,105.58, 28,461.34 and 18,525.26 is: 27,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.58 : 28,461.34 = 18,525.26 : x
  2. Step 2: Convert to fraction form
    19,105.58/28,461.34 = 18,525.26/x
  3. Step 3: Cross multiply
    19,105.58x = 28,461.34 × 18,525.26
  4. Step 4: Simplify right side
    19,105.58x = 527,253,723.45
  5. Step 5: Solve for x
    x = 527,253,723.45/19,105.58
  6. Step 6: Final answer
    x = 27,596.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.