Home / 47,085.36-64,974.60-25,865.52

Finding the Fourth Proportional to 47,085.36, 64,974.60 and 25,865.52

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Solution

The fourth proportional to 47,085.36, 64,974.60 and 25,865.52 is: 35,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,085.36 : 64,974.60 = 25,865.52 : x
  2. Step 2: Convert to fraction form
    47,085.36/64,974.60 = 25,865.52/x
  3. Step 3: Cross multiply
    47,085.36x = 64,974.60 × 25,865.52
  4. Step 4: Simplify right side
    47,085.36x = 1,680,601,815.79
  5. Step 5: Solve for x
    x = 1,680,601,815.79/47,085.36
  6. Step 6: Final answer
    x = 35,692.66

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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.