Home / 13,262.42-18,297.65-7,519.26

Finding the Fourth Proportional to 13,262.42, 18,297.65 and 7,519.26

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Solution

The fourth proportional to 13,262.42, 18,297.65 and 7,519.26 is: 10,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.42 : 18,297.65 = 7,519.26 : x
  2. Step 2: Convert to fraction form
    13,262.42/18,297.65 = 7,519.26/x
  3. Step 3: Cross multiply
    13,262.42x = 18,297.65 × 7,519.26
  4. Step 4: Simplify right side
    13,262.42x = 137,584,750.14
  5. Step 5: Solve for x
    x = 137,584,750.14/13,262.42
  6. Step 6: Final answer
    x = 10,374.03

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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.