Home / 19,043.34-28,583.48-9,189.55

Finding the Fourth Proportional to 19,043.34, 28,583.48 and 9,189.55

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Solution

The fourth proportional to 19,043.34, 28,583.48 and 9,189.55 is: 13,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.34 : 28,583.48 = 9,189.55 : x
  2. Step 2: Convert to fraction form
    19,043.34/28,583.48 = 9,189.55/x
  3. Step 3: Cross multiply
    19,043.34x = 28,583.48 × 9,189.55
  4. Step 4: Simplify right side
    19,043.34x = 262,669,318.63
  5. Step 5: Solve for x
    x = 262,669,318.63/19,043.34
  6. Step 6: Final answer
    x = 13,793.24

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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.