Home / 19,160.24-28,740.49-6,680.23

Finding the Fourth Proportional to 19,160.24, 28,740.49 and 6,680.23

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Solution

The fourth proportional to 19,160.24, 28,740.49 and 6,680.23 is: 10,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.24 : 28,740.49 = 6,680.23 : x
  2. Step 2: Convert to fraction form
    19,160.24/28,740.49 = 6,680.23/x
  3. Step 3: Cross multiply
    19,160.24x = 28,740.49 × 6,680.23
  4. Step 4: Simplify right side
    19,160.24x = 191,992,994.96
  5. Step 5: Solve for x
    x = 191,992,994.96/19,160.24
  6. Step 6: Final answer
    x = 10,020.39

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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.