Home / 17,765.45-26,643.30-6,671.30

Finding the Fourth Proportional to 17,765.45, 26,643.30 and 6,671.30

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Solution

The fourth proportional to 17,765.45, 26,643.30 and 6,671.30 is: 10,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.45 : 26,643.30 = 6,671.30 : x
  2. Step 2: Convert to fraction form
    17,765.45/26,643.30 = 6,671.30/x
  3. Step 3: Cross multiply
    17,765.45x = 26,643.30 × 6,671.30
  4. Step 4: Simplify right side
    17,765.45x = 177,745,447.29
  5. Step 5: Solve for x
    x = 177,745,447.29/17,765.45
  6. Step 6: Final answer
    x = 10,005.12

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1.5x scale

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.