Home / 29,205.48-43,813.68-13,623.12

Finding the Fourth Proportional to 29,205.48, 43,813.68 and 13,623.12

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Solution

The fourth proportional to 29,205.48, 43,813.68 and 13,623.12 is: 20,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.48 : 43,813.68 = 13,623.12 : x
  2. Step 2: Convert to fraction form
    29,205.48/43,813.68 = 13,623.12/x
  3. Step 3: Cross multiply
    29,205.48x = 43,813.68 × 13,623.12
  4. Step 4: Simplify right side
    29,205.48x = 596,879,020.28
  5. Step 5: Solve for x
    x = 596,879,020.28/29,205.48
  6. Step 6: Final answer
    x = 20,437.23

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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.