Home / 15,606.20-23,406.60-5,740.40

Finding the Fourth Proportional to 15,606.20, 23,406.60 and 5,740.40

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Solution

The fourth proportional to 15,606.20, 23,406.60 and 5,740.40 is: 8,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.20 : 23,406.60 = 5,740.40 : x
  2. Step 2: Convert to fraction form
    15,606.20/23,406.60 = 5,740.40/x
  3. Step 3: Cross multiply
    15,606.20x = 23,406.60 × 5,740.40
  4. Step 4: Simplify right side
    15,606.20x = 134,363,246.64
  5. Step 5: Solve for x
    x = 134,363,246.64/15,606.20
  6. Step 6: Final answer
    x = 8,609.61

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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.