Home / 15,958.84-22,002.61-13,076.85

Finding the Fourth Proportional to 15,958.84, 22,002.61 and 13,076.85

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Solution

The fourth proportional to 15,958.84, 22,002.61 and 13,076.85 is: 18,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958.84 : 22,002.61 = 13,076.85 : x
  2. Step 2: Convert to fraction form
    15,958.84/22,002.61 = 13,076.85/x
  3. Step 3: Cross multiply
    15,958.84x = 22,002.61 × 13,076.85
  4. Step 4: Simplify right side
    15,958.84x = 287,724,846.92
  5. Step 5: Solve for x
    x = 287,724,846.92/15,958.84
  6. Step 6: Final answer
    x = 18,029.19

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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.