Home / 35,819.76-53,751.24-12,462.60

Finding the Fourth Proportional to 35,819.76, 53,751.24 and 12,462.60

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Solution

The fourth proportional to 35,819.76, 53,751.24 and 12,462.60 is: 18,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,819.76 : 53,751.24 = 12,462.60 : x
  2. Step 2: Convert to fraction form
    35,819.76/53,751.24 = 12,462.60/x
  3. Step 3: Cross multiply
    35,819.76x = 53,751.24 × 12,462.60
  4. Step 4: Simplify right side
    35,819.76x = 669,880,203.62
  5. Step 5: Solve for x
    x = 669,880,203.62/35,819.76
  6. Step 6: Final answer
    x = 18,701.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.