Home / 13,152.04-18,149.94-7,849.24

Finding the Fourth Proportional to 13,152.04, 18,149.94 and 7,849.24

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Solution

The fourth proportional to 13,152.04, 18,149.94 and 7,849.24 is: 10,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.04 : 18,149.94 = 7,849.24 : x
  2. Step 2: Convert to fraction form
    13,152.04/18,149.94 = 7,849.24/x
  3. Step 3: Cross multiply
    13,152.04x = 18,149.94 × 7,849.24
  4. Step 4: Simplify right side
    13,152.04x = 142,463,235.05
  5. Step 5: Solve for x
    x = 142,463,235.05/13,152.04
  6. Step 6: Final answer
    x = 10,832.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.