Home / 18,416.80-25,415.52-10,033.44

Finding the Fourth Proportional to 18,416.80, 25,415.52 and 10,033.44

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Solution

The fourth proportional to 18,416.80, 25,415.52 and 10,033.44 is: 13,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.80 : 25,415.52 = 10,033.44 : x
  2. Step 2: Convert to fraction form
    18,416.80/25,415.52 = 10,033.44/x
  3. Step 3: Cross multiply
    18,416.80x = 25,415.52 × 10,033.44
  4. Step 4: Simplify right side
    18,416.80x = 255,005,094.99
  5. Step 5: Solve for x
    x = 255,005,094.99/18,416.80
  6. Step 6: Final answer
    x = 13,846.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.