Home / 17,788.47-26,687.31-9,461.63

Finding the Fourth Proportional to 17,788.47, 26,687.31 and 9,461.63

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Solution

The fourth proportional to 17,788.47, 26,687.31 and 9,461.63 is: 14,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.47 : 26,687.31 = 9,461.63 : x
  2. Step 2: Convert to fraction form
    17,788.47/26,687.31 = 9,461.63/x
  3. Step 3: Cross multiply
    17,788.47x = 26,687.31 × 9,461.63
  4. Step 4: Simplify right side
    17,788.47x = 252,505,405.61
  5. Step 5: Solve for x
    x = 252,505,405.61/17,788.47
  6. Step 6: Final answer
    x = 14,194.90

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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.