Home / 12,330.35-18,496.52-5,310.54

Finding the Fourth Proportional to 12,330.35, 18,496.52 and 5,310.54

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Solution

The fourth proportional to 12,330.35, 18,496.52 and 5,310.54 is: 7,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.35 : 18,496.52 = 5,310.54 : x
  2. Step 2: Convert to fraction form
    12,330.35/18,496.52 = 5,310.54/x
  3. Step 3: Cross multiply
    12,330.35x = 18,496.52 × 5,310.54
  4. Step 4: Simplify right side
    12,330.35x = 98,226,482.77
  5. Step 5: Solve for x
    x = 98,226,482.77/12,330.35
  6. Step 6: Final answer
    x = 7,966.24

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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.