Home / 13,063.76-18,028.08-7,095.44

Finding the Fourth Proportional to 13,063.76, 18,028.08 and 7,095.44

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Solution

The fourth proportional to 13,063.76, 18,028.08 and 7,095.44 is: 9,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.76 : 18,028.08 = 7,095.44 : x
  2. Step 2: Convert to fraction form
    13,063.76/18,028.08 = 7,095.44/x
  3. Step 3: Cross multiply
    13,063.76x = 18,028.08 × 7,095.44
  4. Step 4: Simplify right side
    13,063.76x = 127,917,159.96
  5. Step 5: Solve for x
    x = 127,917,159.96/13,063.76
  6. Step 6: Final answer
    x = 9,791.76

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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.