Home / 17,826.81-26,788.68-9,512.70

Finding the Fourth Proportional to 17,826.81, 26,788.68 and 9,512.70

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Solution

The fourth proportional to 17,826.81, 26,788.68 and 9,512.70 is: 14,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.81 : 26,788.68 = 9,512.70 : x
  2. Step 2: Convert to fraction form
    17,826.81/26,788.68 = 9,512.70/x
  3. Step 3: Cross multiply
    17,826.81x = 26,788.68 × 9,512.70
  4. Step 4: Simplify right side
    17,826.81x = 254,832,676.24
  5. Step 5: Solve for x
    x = 254,832,676.24/17,826.81
  6. Step 6: Final answer
    x = 14,294.91

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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.