Home / 12,301.03-18,451.65-3,535.95

Finding the Fourth Proportional to 12,301.03, 18,451.65 and 3,535.95

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Solution

The fourth proportional to 12,301.03, 18,451.65 and 3,535.95 is: 5,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.03 : 18,451.65 = 3,535.95 : x
  2. Step 2: Convert to fraction form
    12,301.03/18,451.65 = 3,535.95/x
  3. Step 3: Cross multiply
    12,301.03x = 18,451.65 × 3,535.95
  4. Step 4: Simplify right side
    12,301.03x = 65,244,111.82
  5. Step 5: Solve for x
    x = 65,244,111.82/12,301.03
  6. Step 6: Final answer
    x = 5,303.96

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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.