Home / 17,748.88-26,579.56-11,158.72

Finding the Fourth Proportional to 17,748.88, 26,579.56 and 11,158.72

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Solution

The fourth proportional to 17,748.88, 26,579.56 and 11,158.72 is: 16,710.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.88 : 26,579.56 = 11,158.72 : x
  2. Step 2: Convert to fraction form
    17,748.88/26,579.56 = 11,158.72/x
  3. Step 3: Cross multiply
    17,748.88x = 26,579.56 × 11,158.72
  4. Step 4: Simplify right side
    17,748.88x = 296,593,867.76
  5. Step 5: Solve for x
    x = 296,593,867.76/17,748.88
  6. Step 6: Final answer
    x = 16,710.57

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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.