Home / 47,396.70-65,416.05-28,277.82

Finding the Fourth Proportional to 47,396.70, 65,416.05 and 28,277.82

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Solution

The fourth proportional to 47,396.70, 65,416.05 and 28,277.82 is: 39,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,396.70 : 65,416.05 = 28,277.82 : x
  2. Step 2: Convert to fraction form
    47,396.70/65,416.05 = 28,277.82/x
  3. Step 3: Cross multiply
    47,396.70x = 65,416.05 × 28,277.82
  4. Step 4: Simplify right side
    47,396.70x = 1,849,823,287.01
  5. Step 5: Solve for x
    x = 1,849,823,287.01/47,396.70
  6. Step 6: Final answer
    x = 39,028.52

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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.