Home / 34,446.58-47,537.15-19,340.42

Finding the Fourth Proportional to 34,446.58, 47,537.15 and 19,340.42

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Solution

The fourth proportional to 34,446.58, 47,537.15 and 19,340.42 is: 26,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.58 : 47,537.15 = 19,340.42 : x
  2. Step 2: Convert to fraction form
    34,446.58/47,537.15 = 19,340.42/x
  3. Step 3: Cross multiply
    34,446.58x = 47,537.15 × 19,340.42
  4. Step 4: Simplify right side
    34,446.58x = 919,388,376.11
  5. Step 5: Solve for x
    x = 919,388,376.11/34,446.58
  6. Step 6: Final answer
    x = 26,690.27

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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.