Home / 30,645.24-45,975.24-10,651.83

Finding the Fourth Proportional to 30,645.24, 45,975.24 and 10,651.83

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Solution

The fourth proportional to 30,645.24, 45,975.24 and 10,651.83 is: 15,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,645.24 : 45,975.24 = 10,651.83 : x
  2. Step 2: Convert to fraction form
    30,645.24/45,975.24 = 10,651.83/x
  3. Step 3: Cross multiply
    30,645.24x = 45,975.24 × 10,651.83
  4. Step 4: Simplify right side
    30,645.24x = 489,720,440.69
  5. Step 5: Solve for x
    x = 489,720,440.69/30,645.24
  6. Step 6: Final answer
    x = 15,980.31

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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.