Home / 16,970.50-25,431.18-14,885.56

Finding the Fourth Proportional to 16,970.50, 25,431.18 and 14,885.56

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Solution

The fourth proportional to 16,970.50, 25,431.18 and 14,885.56 is: 22,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.50 : 25,431.18 = 14,885.56 : x
  2. Step 2: Convert to fraction form
    16,970.50/25,431.18 = 14,885.56/x
  3. Step 3: Cross multiply
    16,970.50x = 25,431.18 × 14,885.56
  4. Step 4: Simplify right side
    16,970.50x = 378,557,355.76
  5. Step 5: Solve for x
    x = 378,557,355.76/16,970.50
  6. Step 6: Final answer
    x = 22,306.79

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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.