Home / 12,353.13-18,529.66-9,546.04

Finding the Fourth Proportional to 12,353.13, 18,529.66 and 9,546.04

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Solution

The fourth proportional to 12,353.13, 18,529.66 and 9,546.04 is: 14,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353.13 : 18,529.66 = 9,546.04 : x
  2. Step 2: Convert to fraction form
    12,353.13/18,529.66 = 9,546.04/x
  3. Step 3: Cross multiply
    12,353.13x = 18,529.66 × 9,546.04
  4. Step 4: Simplify right side
    12,353.13x = 176,884,827.82
  5. Step 5: Solve for x
    x = 176,884,827.82/12,353.13
  6. Step 6: Final answer
    x = 14,319.03

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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.