Home / 34,336.12-47,379.93-19,226.68

Finding the Fourth Proportional to 34,336.12, 47,379.93 and 19,226.68

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Solution

The fourth proportional to 34,336.12, 47,379.93 and 19,226.68 is: 26,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,336.12 : 47,379.93 = 19,226.68 : x
  2. Step 2: Convert to fraction form
    34,336.12/47,379.93 = 19,226.68/x
  3. Step 3: Cross multiply
    34,336.12x = 47,379.93 × 19,226.68
  4. Step 4: Simplify right side
    34,336.12x = 910,958,752.53
  5. Step 5: Solve for x
    x = 910,958,752.53/34,336.12
  6. Step 6: Final answer
    x = 26,530.63

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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.