Home / 13,296.23-18,348.90-7,327.91

Finding the Fourth Proportional to 13,296.23, 18,348.90 and 7,327.91

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Solution

The fourth proportional to 13,296.23, 18,348.90 and 7,327.91 is: 10,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.23 : 18,348.90 = 7,327.91 : x
  2. Step 2: Convert to fraction form
    13,296.23/18,348.90 = 7,327.91/x
  3. Step 3: Cross multiply
    13,296.23x = 18,348.90 × 7,327.91
  4. Step 4: Simplify right side
    13,296.23x = 134,459,133.67
  5. Step 5: Solve for x
    x = 134,459,133.67/13,296.23
  6. Step 6: Final answer
    x = 10,112.58

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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.