Home / 27,619.60-41,429.40-27,425.20

Finding the Fourth Proportional to 27,619.60, 41,429.40 and 27,425.20

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Solution

The fourth proportional to 27,619.60, 41,429.40 and 27,425.20 is: 41,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.60 : 41,429.40 = 27,425.20 : x
  2. Step 2: Convert to fraction form
    27,619.60/41,429.40 = 27,425.20/x
  3. Step 3: Cross multiply
    27,619.60x = 41,429.40 × 27,425.20
  4. Step 4: Simplify right side
    27,619.60x = 1,136,209,580.88
  5. Step 5: Solve for x
    x = 1,136,209,580.88/27,619.60
  6. Step 6: Final answer
    x = 41,137.80

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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.