Home / 17,011.42-23,478.67-10,959.96

Finding the Fourth Proportional to 17,011.42, 23,478.67 and 10,959.96

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Solution

The fourth proportional to 17,011.42, 23,478.67 and 10,959.96 is: 15,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.42 : 23,478.67 = 10,959.96 : x
  2. Step 2: Convert to fraction form
    17,011.42/23,478.67 = 10,959.96/x
  3. Step 3: Cross multiply
    17,011.42x = 23,478.67 × 10,959.96
  4. Step 4: Simplify right side
    17,011.42x = 257,325,256.65
  5. Step 5: Solve for x
    x = 257,325,256.65/17,011.42
  6. Step 6: Final answer
    x = 15,126.62

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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.