Home / 15,462.49-23,174.74-7,130.95

Finding the Fourth Proportional to 15,462.49, 23,174.74 and 7,130.95

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Solution

The fourth proportional to 15,462.49, 23,174.74 and 7,130.95 is: 10,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.49 : 23,174.74 = 7,130.95 : x
  2. Step 2: Convert to fraction form
    15,462.49/23,174.74 = 7,130.95/x
  3. Step 3: Cross multiply
    15,462.49x = 23,174.74 × 7,130.95
  4. Step 4: Simplify right side
    15,462.49x = 165,257,912.20
  5. Step 5: Solve for x
    x = 165,257,912.20/15,462.49
  6. Step 6: Final answer
    x = 10,687.66

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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.