Home / 16,782.08-25,178.88-6,395.36

Finding the Fourth Proportional to 16,782.08, 25,178.88 and 6,395.36

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Solution

The fourth proportional to 16,782.08, 25,178.88 and 6,395.36 is: 9,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.08 : 25,178.88 = 6,395.36 : x
  2. Step 2: Convert to fraction form
    16,782.08/25,178.88 = 6,395.36/x
  3. Step 3: Cross multiply
    16,782.08x = 25,178.88 × 6,395.36
  4. Step 4: Simplify right side
    16,782.08x = 161,028,002.00
  5. Step 5: Solve for x
    x = 161,028,002.00/16,782.08
  6. Step 6: Final answer
    x = 9,595.24

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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.