Home / 29,109.12-43,666.48-11,575.04

Finding the Fourth Proportional to 29,109.12, 43,666.48 and 11,575.04

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Solution

The fourth proportional to 29,109.12, 43,666.48 and 11,575.04 is: 17,363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.12 : 43,666.48 = 11,575.04 : x
  2. Step 2: Convert to fraction form
    29,109.12/43,666.48 = 11,575.04/x
  3. Step 3: Cross multiply
    29,109.12x = 43,666.48 × 11,575.04
  4. Step 4: Simplify right side
    29,109.12x = 505,441,252.66
  5. Step 5: Solve for x
    x = 505,441,252.66/29,109.12
  6. Step 6: Final answer
    x = 17,363.67

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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.