Home / 34,419.96-47,481.48-28,416.60

Finding the Fourth Proportional to 34,419.96, 47,481.48 and 28,416.60

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Solution

The fourth proportional to 34,419.96, 47,481.48 and 28,416.60 is: 39,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,419.96 : 47,481.48 = 28,416.60 : x
  2. Step 2: Convert to fraction form
    34,419.96/47,481.48 = 28,416.60/x
  3. Step 3: Cross multiply
    34,419.96x = 47,481.48 × 28,416.60
  4. Step 4: Simplify right side
    34,419.96x = 1,349,262,224.57
  5. Step 5: Solve for x
    x = 1,349,262,224.57/34,419.96
  6. Step 6: Final answer
    x = 39,199.99

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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.