Home / 34,085.25-47,037.65-19,940.85

Finding the Fourth Proportional to 34,085.25, 47,037.65 and 19,940.85

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Solution

The fourth proportional to 34,085.25, 47,037.65 and 19,940.85 is: 27,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.25 : 47,037.65 = 19,940.85 : x
  2. Step 2: Convert to fraction form
    34,085.25/47,037.65 = 19,940.85/x
  3. Step 3: Cross multiply
    34,085.25x = 47,037.65 × 19,940.85
  4. Step 4: Simplify right side
    34,085.25x = 937,970,623.30
  5. Step 5: Solve for x
    x = 937,970,623.30/34,085.25
  6. Step 6: Final answer
    x = 27,518.37

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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.