Home / 13,296.29-18,348.63-7,246.58

Finding the Fourth Proportional to 13,296.29, 18,348.63 and 7,246.58

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Solution

The fourth proportional to 13,296.29, 18,348.63 and 7,246.58 is: 10,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.29 : 18,348.63 = 7,246.58 : x
  2. Step 2: Convert to fraction form
    13,296.29/18,348.63 = 7,246.58/x
  3. Step 3: Cross multiply
    13,296.29x = 18,348.63 × 7,246.58
  4. Step 4: Simplify right side
    13,296.29x = 132,964,723.44
  5. Step 5: Solve for x
    x = 132,964,723.44/13,296.29
  6. Step 6: Final answer
    x = 10,000.14

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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.