Home / 13,459.38-18,546.21-13,277.94

Finding the Fourth Proportional to 13,459.38, 18,546.21 and 13,277.94

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Solution

The fourth proportional to 13,459.38, 18,546.21 and 13,277.94 is: 18,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.38 : 18,546.21 = 13,277.94 : x
  2. Step 2: Convert to fraction form
    13,459.38/18,546.21 = 13,277.94/x
  3. Step 3: Cross multiply
    13,459.38x = 18,546.21 × 13,277.94
  4. Step 4: Simplify right side
    13,459.38x = 246,255,463.61
  5. Step 5: Solve for x
    x = 246,255,463.61/13,459.38
  6. Step 6: Final answer
    x = 18,296.20

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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.