Home / 29,639.39-44,459.12-12,109.23

Finding the Fourth Proportional to 29,639.39, 44,459.12 and 12,109.23

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Solution

The fourth proportional to 29,639.39, 44,459.12 and 12,109.23 is: 18,163.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.39 : 44,459.12 = 12,109.23 : x
  2. Step 2: Convert to fraction form
    29,639.39/44,459.12 = 12,109.23/x
  3. Step 3: Cross multiply
    29,639.39x = 44,459.12 × 12,109.23
  4. Step 4: Simplify right side
    29,639.39x = 538,365,739.95
  5. Step 5: Solve for x
    x = 538,365,739.95/29,639.39
  6. Step 6: Final answer
    x = 18,163.86

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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.