Home / 15,550.40-23,325.60-13,946.60

Finding the Fourth Proportional to 15,550.40, 23,325.60 and 13,946.60

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Solution

The fourth proportional to 15,550.40, 23,325.60 and 13,946.60 is: 20,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.40 : 23,325.60 = 13,946.60 : x
  2. Step 2: Convert to fraction form
    15,550.40/23,325.60 = 13,946.60/x
  3. Step 3: Cross multiply
    15,550.40x = 23,325.60 × 13,946.60
  4. Step 4: Simplify right side
    15,550.40x = 325,312,812.96
  5. Step 5: Solve for x
    x = 325,312,812.96/15,550.40
  6. Step 6: Final answer
    x = 20,919.90

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Similar ratio
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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.