Home / 14,315.31-19,755.08-8,027.67

Finding the Fourth Proportional to 14,315.31, 19,755.08 and 8,027.67

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Solution

The fourth proportional to 14,315.31, 19,755.08 and 8,027.67 is: 11,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.31 : 19,755.08 = 8,027.67 : x
  2. Step 2: Convert to fraction form
    14,315.31/19,755.08 = 8,027.67/x
  3. Step 3: Cross multiply
    14,315.31x = 19,755.08 × 8,027.67
  4. Step 4: Simplify right side
    14,315.31x = 158,587,222.93
  5. Step 5: Solve for x
    x = 158,587,222.93/14,315.31
  6. Step 6: Final answer
    x = 11,078.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.