Home / 18,852.28-28,289.30-10,092.08

Finding the Fourth Proportional to 18,852.28, 28,289.30 and 10,092.08

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Solution

The fourth proportional to 18,852.28, 28,289.30 and 10,092.08 is: 15,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.28 : 28,289.30 = 10,092.08 : x
  2. Step 2: Convert to fraction form
    18,852.28/28,289.30 = 10,092.08/x
  3. Step 3: Cross multiply
    18,852.28x = 28,289.30 × 10,092.08
  4. Step 4: Simplify right side
    18,852.28x = 285,497,878.74
  5. Step 5: Solve for x
    x = 285,497,878.74/18,852.28
  6. Step 6: Final answer
    x = 15,143.94

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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.