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Finding the Fourth Proportional to 29,085.49, 43,632.42 and 9,357.49

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Solution

The fourth proportional to 29,085.49, 43,632.42 and 9,357.49 is: 14,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.49 : 43,632.42 = 9,357.49 : x
  2. Step 2: Convert to fraction form
    29,085.49/43,632.42 = 9,357.49/x
  3. Step 3: Cross multiply
    29,085.49x = 43,632.42 × 9,357.49
  4. Step 4: Simplify right side
    29,085.49x = 408,289,933.83
  5. Step 5: Solve for x
    x = 408,289,933.83/29,085.49
  6. Step 6: Final answer
    x = 14,037.58

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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.