Home / 34,625.74-47,775.81-21,195.94

Finding the Fourth Proportional to 34,625.74, 47,775.81 and 21,195.94

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Solution

The fourth proportional to 34,625.74, 47,775.81 and 21,195.94 is: 29,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,625.74 : 47,775.81 = 21,195.94 : x
  2. Step 2: Convert to fraction form
    34,625.74/47,775.81 = 21,195.94/x
  3. Step 3: Cross multiply
    34,625.74x = 47,775.81 × 21,195.94
  4. Step 4: Simplify right side
    34,625.74x = 1,012,653,202.21
  5. Step 5: Solve for x
    x = 1,012,653,202.21/34,625.74
  6. Step 6: Final answer
    x = 29,245.68

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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.