Home / 17,478.41-24,119.46-9,520.70

Finding the Fourth Proportional to 17,478.41, 24,119.46 and 9,520.70

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Solution

The fourth proportional to 17,478.41, 24,119.46 and 9,520.70 is: 13,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.41 : 24,119.46 = 9,520.70 : x
  2. Step 2: Convert to fraction form
    17,478.41/24,119.46 = 9,520.70/x
  3. Step 3: Cross multiply
    17,478.41x = 24,119.46 × 9,520.70
  4. Step 4: Simplify right side
    17,478.41x = 229,634,022.22
  5. Step 5: Solve for x
    x = 229,634,022.22/17,478.41
  6. Step 6: Final answer
    x = 13,138.16

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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.