Home / 15,129.24-22,678.20-10,958.94

Finding the Fourth Proportional to 15,129.24, 22,678.20 and 10,958.94

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Solution

The fourth proportional to 15,129.24, 22,678.20 and 10,958.94 is: 16,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,129.24 : 22,678.20 = 10,958.94 : x
  2. Step 2: Convert to fraction form
    15,129.24/22,678.20 = 10,958.94/x
  3. Step 3: Cross multiply
    15,129.24x = 22,678.20 × 10,958.94
  4. Step 4: Simplify right side
    15,129.24x = 248,529,033.11
  5. Step 5: Solve for x
    x = 248,529,033.11/15,129.24
  6. Step 6: Final answer
    x = 16,427.07

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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.