Home / 13,092.26-18,068.34-7,349.58

Finding the Fourth Proportional to 13,092.26, 18,068.34 and 7,349.58

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Solution

The fourth proportional to 13,092.26, 18,068.34 and 7,349.58 is: 10,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.26 : 18,068.34 = 7,349.58 : x
  2. Step 2: Convert to fraction form
    13,092.26/18,068.34 = 7,349.58/x
  3. Step 3: Cross multiply
    13,092.26x = 18,068.34 × 7,349.58
  4. Step 4: Simplify right side
    13,092.26x = 132,794,710.30
  5. Step 5: Solve for x
    x = 132,794,710.30/13,092.26
  6. Step 6: Final answer
    x = 10,143.00

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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.