Home / 49,061.60-73,592.40-12,125.60

Finding the Fourth Proportional to 49,061.60, 73,592.40 and 12,125.60

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Solution

The fourth proportional to 49,061.60, 73,592.40 and 12,125.60 is: 18,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,061.60 : 73,592.40 = 12,125.60 : x
  2. Step 2: Convert to fraction form
    49,061.60/73,592.40 = 12,125.60/x
  3. Step 3: Cross multiply
    49,061.60x = 73,592.40 × 12,125.60
  4. Step 4: Simplify right side
    49,061.60x = 892,352,005.44
  5. Step 5: Solve for x
    x = 892,352,005.44/49,061.60
  6. Step 6: Final answer
    x = 18,188.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.