Home / 19,484.56-29,247.60-8,396.68

Finding the Fourth Proportional to 19,484.56, 29,247.60 and 8,396.68

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Solution

The fourth proportional to 19,484.56, 29,247.60 and 8,396.68 is: 12,603.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.56 : 29,247.60 = 8,396.68 : x
  2. Step 2: Convert to fraction form
    19,484.56/29,247.60 = 8,396.68/x
  3. Step 3: Cross multiply
    19,484.56x = 29,247.60 × 8,396.68
  4. Step 4: Simplify right side
    19,484.56x = 245,582,737.97
  5. Step 5: Solve for x
    x = 245,582,737.97/19,484.56
  6. Step 6: Final answer
    x = 12,603.97

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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.