Home / 22,668.74-31,280.05-12,599.27

Finding the Fourth Proportional to 22,668.74, 31,280.05 and 12,599.27

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Solution

The fourth proportional to 22,668.74, 31,280.05 and 12,599.27 is: 17,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.74 : 31,280.05 = 12,599.27 : x
  2. Step 2: Convert to fraction form
    22,668.74/31,280.05 = 12,599.27/x
  3. Step 3: Cross multiply
    22,668.74x = 31,280.05 × 12,599.27
  4. Step 4: Simplify right side
    22,668.74x = 394,105,795.56
  5. Step 5: Solve for x
    x = 394,105,795.56/22,668.74
  6. Step 6: Final answer
    x = 17,385.43

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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.