Home / 22,445.60-30,975.14-12,374.41

Finding the Fourth Proportional to 22,445.60, 30,975.14 and 12,374.41

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Solution

The fourth proportional to 22,445.60, 30,975.14 and 12,374.41 is: 17,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.60 : 30,975.14 = 12,374.41 : x
  2. Step 2: Convert to fraction form
    22,445.60/30,975.14 = 12,374.41/x
  3. Step 3: Cross multiply
    22,445.60x = 30,975.14 × 12,374.41
  4. Step 4: Simplify right side
    22,445.60x = 383,299,004.73
  5. Step 5: Solve for x
    x = 383,299,004.73/22,445.60
  6. Step 6: Final answer
    x = 17,076.80

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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.