Home / 19,506.55-26,896.24-18,455.58

Finding the Fourth Proportional to 19,506.55, 26,896.24 and 18,455.58

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Solution

The fourth proportional to 19,506.55, 26,896.24 and 18,455.58 is: 25,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.55 : 26,896.24 = 18,455.58 : x
  2. Step 2: Convert to fraction form
    19,506.55/26,896.24 = 18,455.58/x
  3. Step 3: Cross multiply
    19,506.55x = 26,896.24 × 18,455.58
  4. Step 4: Simplify right side
    19,506.55x = 496,385,709.02
  5. Step 5: Solve for x
    x = 496,385,709.02/19,506.55
  6. Step 6: Final answer
    x = 25,447.13

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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.