Home / 16,783.76-25,154.10-14,181.92

Finding the Fourth Proportional to 16,783.76, 25,154.10 and 14,181.92

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Solution

The fourth proportional to 16,783.76, 25,154.10 and 14,181.92 is: 21,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.76 : 25,154.10 = 14,181.92 : x
  2. Step 2: Convert to fraction form
    16,783.76/25,154.10 = 14,181.92/x
  3. Step 3: Cross multiply
    16,783.76x = 25,154.10 × 14,181.92
  4. Step 4: Simplify right side
    16,783.76x = 356,733,433.87
  5. Step 5: Solve for x
    x = 356,733,433.87/16,783.76
  6. Step 6: Final answer
    x = 21,254.68

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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.