Home / 19,176.18-28,768.60-5,850.36

Finding the Fourth Proportional to 19,176.18, 28,768.60 and 5,850.36

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Solution

The fourth proportional to 19,176.18, 28,768.60 and 5,850.36 is: 8,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.18 : 28,768.60 = 5,850.36 : x
  2. Step 2: Convert to fraction form
    19,176.18/28,768.60 = 5,850.36/x
  3. Step 3: Cross multiply
    19,176.18x = 28,768.60 × 5,850.36
  4. Step 4: Simplify right side
    19,176.18x = 168,306,666.70
  5. Step 5: Solve for x
    x = 168,306,666.70/19,176.18
  6. Step 6: Final answer
    x = 8,776.86

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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.