Home / 14,825.09-20,458.77-8,110.91

Finding the Fourth Proportional to 14,825.09, 20,458.77 and 8,110.91

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Solution

The fourth proportional to 14,825.09, 20,458.77 and 8,110.91 is: 11,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.09 : 20,458.77 = 8,110.91 : x
  2. Step 2: Convert to fraction form
    14,825.09/20,458.77 = 8,110.91/x
  3. Step 3: Cross multiply
    14,825.09x = 20,458.77 × 8,110.91
  4. Step 4: Simplify right side
    14,825.09x = 165,939,242.18
  5. Step 5: Solve for x
    x = 165,939,242.18/14,825.09
  6. Step 6: Final answer
    x = 11,193.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.