Home / 25,654.66-35,403.98-14,169.54

Finding the Fourth Proportional to 25,654.66, 35,403.98 and 14,169.54

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Solution

The fourth proportional to 25,654.66, 35,403.98 and 14,169.54 is: 19,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654.66 : 35,403.98 = 14,169.54 : x
  2. Step 2: Convert to fraction form
    25,654.66/35,403.98 = 14,169.54/x
  3. Step 3: Cross multiply
    25,654.66x = 35,403.98 × 14,169.54
  4. Step 4: Simplify right side
    25,654.66x = 501,658,110.77
  5. Step 5: Solve for x
    x = 501,658,110.77/25,654.66
  6. Step 6: Final answer
    x = 19,554.27

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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.