Home / 47,949.06-66,174.60-28,835.04

Finding the Fourth Proportional to 47,949.06, 66,174.60 and 28,835.04

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Solution

The fourth proportional to 47,949.06, 66,174.60 and 28,835.04 is: 39,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,949.06 : 66,174.60 = 28,835.04 : x
  2. Step 2: Convert to fraction form
    47,949.06/66,174.60 = 28,835.04/x
  3. Step 3: Cross multiply
    47,949.06x = 66,174.60 × 28,835.04
  4. Step 4: Simplify right side
    47,949.06x = 1,908,147,237.98
  5. Step 5: Solve for x
    x = 1,908,147,237.98/47,949.06
  6. Step 6: Final answer
    x = 39,795.30

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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.