Home / 11,423.09-17,134.66-7,031.34

Finding the Fourth Proportional to 11,423.09, 17,134.66 and 7,031.34

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Solution

The fourth proportional to 11,423.09, 17,134.66 and 7,031.34 is: 10,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.09 : 17,134.66 = 7,031.34 : x
  2. Step 2: Convert to fraction form
    11,423.09/17,134.66 = 7,031.34/x
  3. Step 3: Cross multiply
    11,423.09x = 17,134.66 × 7,031.34
  4. Step 4: Simplify right side
    11,423.09x = 120,479,620.24
  5. Step 5: Solve for x
    x = 120,479,620.24/11,423.09
  6. Step 6: Final answer
    x = 10,547.03

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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.