Home / 11,423.07-17,159.37-9,671.67

Finding the Fourth Proportional to 11,423.07, 17,159.37 and 9,671.67

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Solution

The fourth proportional to 11,423.07, 17,159.37 and 9,671.67 is: 14,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.07 : 17,159.37 = 9,671.67 : x
  2. Step 2: Convert to fraction form
    11,423.07/17,159.37 = 9,671.67/x
  3. Step 3: Cross multiply
    11,423.07x = 17,159.37 × 9,671.67
  4. Step 4: Simplify right side
    11,423.07x = 165,959,764.05
  5. Step 5: Solve for x
    x = 165,959,764.05/11,423.07
  6. Step 6: Final answer
    x = 14,528.47

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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.