Home / 34,230.08-51,314.80-13,448.80

Finding the Fourth Proportional to 34,230.08, 51,314.80 and 13,448.80

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Solution

The fourth proportional to 34,230.08, 51,314.80 and 13,448.80 is: 20,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.08 : 51,314.80 = 13,448.80 : x
  2. Step 2: Convert to fraction form
    34,230.08/51,314.80 = 13,448.80/x
  3. Step 3: Cross multiply
    34,230.08x = 51,314.80 × 13,448.80
  4. Step 4: Simplify right side
    34,230.08x = 690,122,482.24
  5. Step 5: Solve for x
    x = 690,122,482.24/34,230.08
  6. Step 6: Final answer
    x = 20,161.29

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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.