Home / 26,372.12-39,558.31-10,789.74

Finding the Fourth Proportional to 26,372.12, 39,558.31 and 10,789.74

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Solution

The fourth proportional to 26,372.12, 39,558.31 and 10,789.74 is: 16,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,372.12 : 39,558.31 = 10,789.74 : x
  2. Step 2: Convert to fraction form
    26,372.12/39,558.31 = 10,789.74/x
  3. Step 3: Cross multiply
    26,372.12x = 39,558.31 × 10,789.74
  4. Step 4: Simplify right side
    26,372.12x = 426,823,852.77
  5. Step 5: Solve for x
    x = 426,823,852.77/26,372.12
  6. Step 6: Final answer
    x = 16,184.67

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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.