Home / 19,913.85-27,302.94-19,558.46

Finding the Fourth Proportional to 19,913.85, 27,302.94 and 19,558.46

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Solution

The fourth proportional to 19,913.85, 27,302.94 and 19,558.46 is: 26,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.85 : 27,302.94 = 19,558.46 : x
  2. Step 2: Convert to fraction form
    19,913.85/27,302.94 = 19,558.46/x
  3. Step 3: Cross multiply
    19,913.85x = 27,302.94 × 19,558.46
  4. Step 4: Simplify right side
    19,913.85x = 534,003,528.13
  5. Step 5: Solve for x
    x = 534,003,528.13/19,913.85
  6. Step 6: Final answer
    x = 26,815.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.