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Finding the Fourth Proportional to 25,992.50, 35,868.62 and 14,660.19

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Solution

The fourth proportional to 25,992.50, 35,868.62 and 14,660.19 is: 20,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,992.50 : 35,868.62 = 14,660.19 : x
  2. Step 2: Convert to fraction form
    25,992.50/35,868.62 = 14,660.19/x
  3. Step 3: Cross multiply
    25,992.50x = 35,868.62 × 14,660.19
  4. Step 4: Simplify right side
    25,992.50x = 525,840,820.89
  5. Step 5: Solve for x
    x = 525,840,820.89/25,992.50
  6. Step 6: Final answer
    x = 20,230.49

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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.