Home / 22,137.65-33,188.37-10,298.79

Finding the Fourth Proportional to 22,137.65, 33,188.37 and 10,298.79

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Solution

The fourth proportional to 22,137.65, 33,188.37 and 10,298.79 is: 15,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.65 : 33,188.37 = 10,298.79 : x
  2. Step 2: Convert to fraction form
    22,137.65/33,188.37 = 10,298.79/x
  3. Step 3: Cross multiply
    22,137.65x = 33,188.37 × 10,298.79
  4. Step 4: Simplify right side
    22,137.65x = 341,800,053.07
  5. Step 5: Solve for x
    x = 341,800,053.07/22,137.65
  6. Step 6: Final answer
    x = 15,439.77

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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.