Home / 13,026.33-19,539.50-3,165.62

Finding the Fourth Proportional to 13,026.33, 19,539.50 and 3,165.62

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Solution

The fourth proportional to 13,026.33, 19,539.50 and 3,165.62 is: 4,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.33 : 19,539.50 = 3,165.62 : x
  2. Step 2: Convert to fraction form
    13,026.33/19,539.50 = 3,165.62/x
  3. Step 3: Cross multiply
    13,026.33x = 19,539.50 × 3,165.62
  4. Step 4: Simplify right side
    13,026.33x = 61,854,518.46
  5. Step 5: Solve for x
    x = 61,854,518.46/13,026.33
  6. Step 6: Final answer
    x = 4,748.42

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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.