Home / 12,627.03-17,418.89-9,637.67

Finding the Fourth Proportional to 12,627.03, 17,418.89 and 9,637.67

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Solution

The fourth proportional to 12,627.03, 17,418.89 and 9,637.67 is: 13,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.03 : 17,418.89 = 9,637.67 : x
  2. Step 2: Convert to fraction form
    12,627.03/17,418.89 = 9,637.67/x
  3. Step 3: Cross multiply
    12,627.03x = 17,418.89 × 9,637.67
  4. Step 4: Simplify right side
    12,627.03x = 167,877,489.49
  5. Step 5: Solve for x
    x = 167,877,489.49/12,627.03
  6. Step 6: Final answer
    x = 13,295.09

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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.