Home / 22,045.99-30,423.79-11,974.62

Finding the Fourth Proportional to 22,045.99, 30,423.79 and 11,974.62

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Solution

The fourth proportional to 22,045.99, 30,423.79 and 11,974.62 is: 16,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.99 : 30,423.79 = 11,974.62 : x
  2. Step 2: Convert to fraction form
    22,045.99/30,423.79 = 11,974.62/x
  3. Step 3: Cross multiply
    22,045.99x = 30,423.79 × 11,974.62
  4. Step 4: Simplify right side
    22,045.99x = 364,313,393.64
  5. Step 5: Solve for x
    x = 364,313,393.64/22,045.99
  6. Step 6: Final answer
    x = 16,525.16

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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.