Home / 47,536.15-65,579.29-28,662.79

Finding the Fourth Proportional to 47,536.15, 65,579.29 and 28,662.79

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Solution

The fourth proportional to 47,536.15, 65,579.29 and 28,662.79 is: 39,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,536.15 : 65,579.29 = 28,662.79 : x
  2. Step 2: Convert to fraction form
    47,536.15/65,579.29 = 28,662.79/x
  3. Step 3: Cross multiply
    47,536.15x = 65,579.29 × 28,662.79
  4. Step 4: Simplify right side
    47,536.15x = 1,879,685,417.62
  5. Step 5: Solve for x
    x = 1,879,685,417.62/47,536.15
  6. Step 6: Final answer
    x = 39,542.23

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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.