Home / 11,125.23-16,676.76-9,156.93

Finding the Fourth Proportional to 11,125.23, 16,676.76 and 9,156.93

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Solution

The fourth proportional to 11,125.23, 16,676.76 and 9,156.93 is: 13,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.23 : 16,676.76 = 9,156.93 : x
  2. Step 2: Convert to fraction form
    11,125.23/16,676.76 = 9,156.93/x
  3. Step 3: Cross multiply
    11,125.23x = 16,676.76 × 9,156.93
  4. Step 4: Simplify right side
    11,125.23x = 152,707,923.95
  5. Step 5: Solve for x
    x = 152,707,923.95/11,125.23
  6. Step 6: Final answer
    x = 13,726.27

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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.