Home / 17,759.30-26,638.70-10,274.09

Finding the Fourth Proportional to 17,759.30, 26,638.70 and 10,274.09

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Solution

The fourth proportional to 17,759.30, 26,638.70 and 10,274.09 is: 15,410.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759.30 : 26,638.70 = 10,274.09 : x
  2. Step 2: Convert to fraction form
    17,759.30/26,638.70 = 10,274.09/x
  3. Step 3: Cross multiply
    17,759.30x = 26,638.70 × 10,274.09
  4. Step 4: Simplify right side
    17,759.30x = 273,688,216.72
  5. Step 5: Solve for x
    x = 273,688,216.72/17,759.30
  6. Step 6: Final answer
    x = 15,410.98

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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.