Home / 29,146.21-43,677.60-12,501.79

Finding the Fourth Proportional to 29,146.21, 43,677.60 and 12,501.79

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Solution

The fourth proportional to 29,146.21, 43,677.60 and 12,501.79 is: 18,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.21 : 43,677.60 = 12,501.79 : x
  2. Step 2: Convert to fraction form
    29,146.21/43,677.60 = 12,501.79/x
  3. Step 3: Cross multiply
    29,146.21x = 43,677.60 × 12,501.79
  4. Step 4: Simplify right side
    29,146.21x = 546,048,114.62
  5. Step 5: Solve for x
    x = 546,048,114.62/29,146.21
  6. Step 6: Final answer
    x = 18,734.79

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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.