Home / 16,896.70-25,345.05-15,535.90

Finding the Fourth Proportional to 16,896.70, 25,345.05 and 15,535.90

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Solution

The fourth proportional to 16,896.70, 25,345.05 and 15,535.90 is: 23,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.70 : 25,345.05 = 15,535.90 : x
  2. Step 2: Convert to fraction form
    16,896.70/25,345.05 = 15,535.90/x
  3. Step 3: Cross multiply
    16,896.70x = 25,345.05 × 15,535.90
  4. Step 4: Simplify right side
    16,896.70x = 393,758,162.30
  5. Step 5: Solve for x
    x = 393,758,162.30/16,896.70
  6. Step 6: Final answer
    x = 23,303.85

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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.