Home / 22,668.24-31,278.47-12,596.41

Finding the Fourth Proportional to 22,668.24, 31,278.47 and 12,596.41

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Solution

The fourth proportional to 22,668.24, 31,278.47 and 12,596.41 is: 17,380.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.24 : 31,278.47 = 12,596.41 : x
  2. Step 2: Convert to fraction form
    22,668.24/31,278.47 = 12,596.41/x
  3. Step 3: Cross multiply
    22,668.24x = 31,278.47 × 12,596.41
  4. Step 4: Simplify right side
    22,668.24x = 393,996,479.26
  5. Step 5: Solve for x
    x = 393,996,479.26/22,668.24
  6. Step 6: Final answer
    x = 17,380.99

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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.