Home / 13,765.08-19,003.68-9,063.04

Finding the Fourth Proportional to 13,765.08, 19,003.68 and 9,063.04

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Solution

The fourth proportional to 13,765.08, 19,003.68 and 9,063.04 is: 12,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,765.08 : 19,003.68 = 9,063.04 : x
  2. Step 2: Convert to fraction form
    13,765.08/19,003.68 = 9,063.04/x
  3. Step 3: Cross multiply
    13,765.08x = 19,003.68 × 9,063.04
  4. Step 4: Simplify right side
    13,765.08x = 172,231,111.99
  5. Step 5: Solve for x
    x = 172,231,111.99/13,765.08
  6. Step 6: Final answer
    x = 12,512.18

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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.