Home / 47,299.58-65,272.20-26,078.48

Finding the Fourth Proportional to 47,299.58, 65,272.20 and 26,078.48

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Solution

The fourth proportional to 47,299.58, 65,272.20 and 26,078.48 is: 35,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.58 : 65,272.20 = 26,078.48 : x
  2. Step 2: Convert to fraction form
    47,299.58/65,272.20 = 26,078.48/x
  3. Step 3: Cross multiply
    47,299.58x = 65,272.20 × 26,078.48
  4. Step 4: Simplify right side
    47,299.58x = 1,702,199,762.26
  5. Step 5: Solve for x
    x = 1,702,199,762.26/47,299.58
  6. Step 6: Final answer
    x = 35,987.63

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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.