Home / 16,757.12-25,088.08-12,803.76

Finding the Fourth Proportional to 16,757.12, 25,088.08 and 12,803.76

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Solution

The fourth proportional to 16,757.12, 25,088.08 and 12,803.76 is: 19,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,757.12 : 25,088.08 = 12,803.76 : x
  2. Step 2: Convert to fraction form
    16,757.12/25,088.08 = 12,803.76/x
  3. Step 3: Cross multiply
    16,757.12x = 25,088.08 × 12,803.76
  4. Step 4: Simplify right side
    16,757.12x = 321,221,755.18
  5. Step 5: Solve for x
    x = 321,221,755.18/16,757.12
  6. Step 6: Final answer
    x = 19,169.27

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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.