Home / 13,134.23-19,702.58-5,234.84

Finding the Fourth Proportional to 13,134.23, 19,702.58 and 5,234.84

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Solution

The fourth proportional to 13,134.23, 19,702.58 and 5,234.84 is: 7,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.23 : 19,702.58 = 5,234.84 : x
  2. Step 2: Convert to fraction form
    13,134.23/19,702.58 = 5,234.84/x
  3. Step 3: Cross multiply
    13,134.23x = 19,702.58 × 5,234.84
  4. Step 4: Simplify right side
    13,134.23x = 103,139,729.20
  5. Step 5: Solve for x
    x = 103,139,729.20/13,134.23
  6. Step 6: Final answer
    x = 7,852.75

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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.