Home / 34,653.48-51,729.53-30,449.70

Finding the Fourth Proportional to 34,653.48, 51,729.53 and 30,449.70

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Solution

The fourth proportional to 34,653.48, 51,729.53 and 30,449.70 is: 45,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.48 : 51,729.53 = 30,449.70 : x
  2. Step 2: Convert to fraction form
    34,653.48/51,729.53 = 30,449.70/x
  3. Step 3: Cross multiply
    34,653.48x = 51,729.53 × 30,449.70
  4. Step 4: Simplify right side
    34,653.48x = 1,575,148,669.64
  5. Step 5: Solve for x
    x = 1,575,148,669.64/34,653.48
  6. Step 6: Final answer
    x = 45,454.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.