Home / 14,882.89-22,324.34-6,990.86

Finding the Fourth Proportional to 14,882.89, 22,324.34 and 6,990.86

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Solution

The fourth proportional to 14,882.89, 22,324.34 and 6,990.86 is: 10,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.89 : 22,324.34 = 6,990.86 : x
  2. Step 2: Convert to fraction form
    14,882.89/22,324.34 = 6,990.86/x
  3. Step 3: Cross multiply
    14,882.89x = 22,324.34 × 6,990.86
  4. Step 4: Simplify right side
    14,882.89x = 156,066,270.14
  5. Step 5: Solve for x
    x = 156,066,270.14/14,882.89
  6. Step 6: Final answer
    x = 10,486.29

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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.