Home / 34,277.80-51,420.36-10,898.78

Finding the Fourth Proportional to 34,277.80, 51,420.36 and 10,898.78

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Solution

The fourth proportional to 34,277.80, 51,420.36 and 10,898.78 is: 16,349.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,277.80 : 51,420.36 = 10,898.78 : x
  2. Step 2: Convert to fraction form
    34,277.80/51,420.36 = 10,898.78/x
  3. Step 3: Cross multiply
    34,277.80x = 51,420.36 × 10,898.78
  4. Step 4: Simplify right side
    34,277.80x = 560,419,191.16
  5. Step 5: Solve for x
    x = 560,419,191.16/34,277.80
  6. Step 6: Final answer
    x = 16,349.33

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1.5x scale

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.