Home / 18,799.08-25,942.77-10,415.58

Finding the Fourth Proportional to 18,799.08, 25,942.77 and 10,415.58

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Solution

The fourth proportional to 18,799.08, 25,942.77 and 10,415.58 is: 14,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.08 : 25,942.77 = 10,415.58 : x
  2. Step 2: Convert to fraction form
    18,799.08/25,942.77 = 10,415.58/x
  3. Step 3: Cross multiply
    18,799.08x = 25,942.77 × 10,415.58
  4. Step 4: Simplify right side
    18,799.08x = 270,208,996.36
  5. Step 5: Solve for x
    x = 270,208,996.36/18,799.08
  6. Step 6: Final answer
    x = 14,373.52

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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.