Home / 30,608.42-45,926.76-13,973.56

Finding the Fourth Proportional to 30,608.42, 45,926.76 and 13,973.56

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Solution

The fourth proportional to 30,608.42, 45,926.76 and 13,973.56 is: 20,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608.42 : 45,926.76 = 13,973.56 : x
  2. Step 2: Convert to fraction form
    30,608.42/45,926.76 = 13,973.56/x
  3. Step 3: Cross multiply
    30,608.42x = 45,926.76 × 13,973.56
  4. Step 4: Simplify right side
    30,608.42x = 641,760,221.65
  5. Step 5: Solve for x
    x = 641,760,221.65/30,608.42
  6. Step 6: Final answer
    x = 20,966.79

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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.