Home / 34,303.80-51,455.70-13,524.60

Finding the Fourth Proportional to 34,303.80, 51,455.70 and 13,524.60

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Solution

The fourth proportional to 34,303.80, 51,455.70 and 13,524.60 is: 20,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303.80 : 51,455.70 = 13,524.60 : x
  2. Step 2: Convert to fraction form
    34,303.80/51,455.70 = 13,524.60/x
  3. Step 3: Cross multiply
    34,303.80x = 51,455.70 × 13,524.60
  4. Step 4: Simplify right side
    34,303.80x = 695,917,760.22
  5. Step 5: Solve for x
    x = 695,917,760.22/34,303.80
  6. Step 6: Final answer
    x = 20,286.90

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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.