Home / 29,160.42-43,747.58-9,438.98

Finding the Fourth Proportional to 29,160.42, 43,747.58 and 9,438.98

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Solution

The fourth proportional to 29,160.42, 43,747.58 and 9,438.98 is: 14,160.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.42 : 43,747.58 = 9,438.98 : x
  2. Step 2: Convert to fraction form
    29,160.42/43,747.58 = 9,438.98/x
  3. Step 3: Cross multiply
    29,160.42x = 43,747.58 × 9,438.98
  4. Step 4: Simplify right side
    29,160.42x = 412,932,266.74
  5. Step 5: Solve for x
    x = 412,932,266.74/29,160.42
  6. Step 6: Final answer
    x = 14,160.71

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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.