Home / 19,313.15-28,975.23-6,166.55

Finding the Fourth Proportional to 19,313.15, 28,975.23 and 6,166.55

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Solution

The fourth proportional to 19,313.15, 28,975.23 and 6,166.55 is: 9,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.15 : 28,975.23 = 6,166.55 : x
  2. Step 2: Convert to fraction form
    19,313.15/28,975.23 = 6,166.55/x
  3. Step 3: Cross multiply
    19,313.15x = 28,975.23 × 6,166.55
  4. Step 4: Simplify right side
    19,313.15x = 178,677,204.56
  5. Step 5: Solve for x
    x = 178,677,204.56/19,313.15
  6. Step 6: Final answer
    x = 9,251.58

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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.