Home / 15,609.60-23,406.30-5,743.80

Finding the Fourth Proportional to 15,609.60, 23,406.30 and 5,743.80

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Solution

The fourth proportional to 15,609.60, 23,406.30 and 5,743.80 is: 8,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.60 : 23,406.30 = 5,743.80 : x
  2. Step 2: Convert to fraction form
    15,609.60/23,406.30 = 5,743.80/x
  3. Step 3: Cross multiply
    15,609.60x = 23,406.30 × 5,743.80
  4. Step 4: Simplify right side
    15,609.60x = 134,441,105.94
  5. Step 5: Solve for x
    x = 134,441,105.94/15,609.60
  6. Step 6: Final answer
    x = 8,612.72

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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.