Home / 16,788.19-25,183.70-5,101.51

Finding the Fourth Proportional to 16,788.19, 25,183.70 and 5,101.51

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Solution

The fourth proportional to 16,788.19, 25,183.70 and 5,101.51 is: 7,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.19 : 25,183.70 = 5,101.51 : x
  2. Step 2: Convert to fraction form
    16,788.19/25,183.70 = 5,101.51/x
  3. Step 3: Cross multiply
    16,788.19x = 25,183.70 × 5,101.51
  4. Step 4: Simplify right side
    16,788.19x = 128,474,897.39
  5. Step 5: Solve for x
    x = 128,474,897.39/16,788.19
  6. Step 6: Final answer
    x = 7,652.69

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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.