Home / 28,445.03-42,722.91-23,183.93

Finding the Fourth Proportional to 28,445.03, 42,722.91 and 23,183.93

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Solution

The fourth proportional to 28,445.03, 42,722.91 and 23,183.93 is: 34,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445.03 : 42,722.91 = 23,183.93 : x
  2. Step 2: Convert to fraction form
    28,445.03/42,722.91 = 23,183.93/x
  3. Step 3: Cross multiply
    28,445.03x = 42,722.91 × 23,183.93
  4. Step 4: Simplify right side
    28,445.03x = 990,484,821.33
  5. Step 5: Solve for x
    x = 990,484,821.33/28,445.03
  6. Step 6: Final answer
    x = 34,821.02

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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.