Home / 34,463.12-47,558.94-19,355.78

Finding the Fourth Proportional to 34,463.12, 47,558.94 and 19,355.78

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Solution

The fourth proportional to 34,463.12, 47,558.94 and 19,355.78 is: 26,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,463.12 : 47,558.94 = 19,355.78 : x
  2. Step 2: Convert to fraction form
    34,463.12/47,558.94 = 19,355.78/x
  3. Step 3: Cross multiply
    34,463.12x = 47,558.94 × 19,355.78
  4. Step 4: Simplify right side
    34,463.12x = 920,540,379.67
  5. Step 5: Solve for x
    x = 920,540,379.67/34,463.12
  6. Step 6: Final answer
    x = 26,710.88

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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.