Home / 34,650.26-47,829.64-20,503.07

Finding the Fourth Proportional to 34,650.26, 47,829.64 and 20,503.07

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Solution

The fourth proportional to 34,650.26, 47,829.64 and 20,503.07 is: 28,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,650.26 : 47,829.64 = 20,503.07 : x
  2. Step 2: Convert to fraction form
    34,650.26/47,829.64 = 20,503.07/x
  3. Step 3: Cross multiply
    34,650.26x = 47,829.64 × 20,503.07
  4. Step 4: Simplify right side
    34,650.26x = 980,654,217.85
  5. Step 5: Solve for x
    x = 980,654,217.85/34,650.26
  6. Step 6: Final answer
    x = 28,301.50

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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.