Home / 17,432.80-24,047.60-11,047.68

Finding the Fourth Proportional to 17,432.80, 24,047.60 and 11,047.68

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Solution

The fourth proportional to 17,432.80, 24,047.60 and 11,047.68 is: 15,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,432.80 : 24,047.60 = 11,047.68 : x
  2. Step 2: Convert to fraction form
    17,432.80/24,047.60 = 11,047.68/x
  3. Step 3: Cross multiply
    17,432.80x = 24,047.60 × 11,047.68
  4. Step 4: Simplify right side
    17,432.80x = 265,670,189.57
  5. Step 5: Solve for x
    x = 265,670,189.57/17,432.80
  6. Step 6: Final answer
    x = 15,239.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.