Home / 22,673.68-31,289.94-12,602.74

Finding the Fourth Proportional to 22,673.68, 31,289.94 and 12,602.74

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Solution

The fourth proportional to 22,673.68, 31,289.94 and 12,602.74 is: 17,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,673.68 : 31,289.94 = 12,602.74 : x
  2. Step 2: Convert to fraction form
    22,673.68/31,289.94 = 12,602.74/x
  3. Step 3: Cross multiply
    22,673.68x = 31,289.94 × 12,602.74
  4. Step 4: Simplify right side
    22,673.68x = 394,338,978.44
  5. Step 5: Solve for x
    x = 394,338,978.44/22,673.68
  6. Step 6: Final answer
    x = 17,391.93

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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.