Home / 15,271.48-22,910.76-4,740.96

Finding the Fourth Proportional to 15,271.48, 22,910.76 and 4,740.96

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Solution

The fourth proportional to 15,271.48, 22,910.76 and 4,740.96 is: 7,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.48 : 22,910.76 = 4,740.96 : x
  2. Step 2: Convert to fraction form
    15,271.48/22,910.76 = 4,740.96/x
  3. Step 3: Cross multiply
    15,271.48x = 22,910.76 × 4,740.96
  4. Step 4: Simplify right side
    15,271.48x = 108,618,996.73
  5. Step 5: Solve for x
    x = 108,618,996.73/15,271.48
  6. Step 6: Final answer
    x = 7,112.54

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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.