Home / 17,763.68-26,625.26-8,980.04

Finding the Fourth Proportional to 17,763.68, 26,625.26 and 8,980.04

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Solution

The fourth proportional to 17,763.68, 26,625.26 and 8,980.04 is: 13,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763.68 : 26,625.26 = 8,980.04 : x
  2. Step 2: Convert to fraction form
    17,763.68/26,625.26 = 8,980.04/x
  3. Step 3: Cross multiply
    17,763.68x = 26,625.26 × 8,980.04
  4. Step 4: Simplify right side
    17,763.68x = 239,095,899.81
  5. Step 5: Solve for x
    x = 239,095,899.81/17,763.68
  6. Step 6: Final answer
    x = 13,459.82

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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.