Home / 13,026.34-19,539.24-3,165.67

Finding the Fourth Proportional to 13,026.34, 19,539.24 and 3,165.67

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Solution

The fourth proportional to 13,026.34, 19,539.24 and 3,165.67 is: 4,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.34 : 19,539.24 = 3,165.67 : x
  2. Step 2: Convert to fraction form
    13,026.34/19,539.24 = 3,165.67/x
  3. Step 3: Cross multiply
    13,026.34x = 19,539.24 × 3,165.67
  4. Step 4: Simplify right side
    13,026.34x = 61,854,785.89
  5. Step 5: Solve for x
    x = 61,854,785.89/13,026.34
  6. Step 6: Final answer
    x = 4,748.44

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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.