Home / 25,216.40-37,828.20-8,573.60

Finding the Fourth Proportional to 25,216.40, 37,828.20 and 8,573.60

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Solution

The fourth proportional to 25,216.40, 37,828.20 and 8,573.60 is: 12,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.40 : 37,828.20 = 8,573.60 : x
  2. Step 2: Convert to fraction form
    25,216.40/37,828.20 = 8,573.60/x
  3. Step 3: Cross multiply
    25,216.40x = 37,828.20 × 8,573.60
  4. Step 4: Simplify right side
    25,216.40x = 324,323,855.52
  5. Step 5: Solve for x
    x = 324,323,855.52/25,216.40
  6. Step 6: Final answer
    x = 12,861.62

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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.