Home / 26,474.18-39,683.58-19,443.74

Finding the Fourth Proportional to 26,474.18, 39,683.58 and 19,443.74

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Solution

The fourth proportional to 26,474.18, 39,683.58 and 19,443.74 is: 29,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.18 : 39,683.58 = 19,443.74 : x
  2. Step 2: Convert to fraction form
    26,474.18/39,683.58 = 19,443.74/x
  3. Step 3: Cross multiply
    26,474.18x = 39,683.58 × 19,443.74
  4. Step 4: Simplify right side
    26,474.18x = 771,597,211.79
  5. Step 5: Solve for x
    x = 771,597,211.79/26,474.18
  6. Step 6: Final answer
    x = 29,145.27

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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.