Home / 15,462.37-23,174.55-7,130.82

Finding the Fourth Proportional to 15,462.37, 23,174.55 and 7,130.82

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Solution

The fourth proportional to 15,462.37, 23,174.55 and 7,130.82 is: 10,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.37 : 23,174.55 = 7,130.82 : x
  2. Step 2: Convert to fraction form
    15,462.37/23,174.55 = 7,130.82/x
  3. Step 3: Cross multiply
    15,462.37x = 23,174.55 × 7,130.82
  4. Step 4: Simplify right side
    15,462.37x = 165,253,544.63
  5. Step 5: Solve for x
    x = 165,253,544.63/15,462.37
  6. Step 6: Final answer
    x = 10,687.47

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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.