Home / 34,670.28-52,013.16-10,979.22

Finding the Fourth Proportional to 34,670.28, 52,013.16 and 10,979.22

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Solution

The fourth proportional to 34,670.28, 52,013.16 and 10,979.22 is: 16,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,670.28 : 52,013.16 = 10,979.22 : x
  2. Step 2: Convert to fraction form
    34,670.28/52,013.16 = 10,979.22/x
  3. Step 3: Cross multiply
    34,670.28x = 52,013.16 × 10,979.22
  4. Step 4: Simplify right side
    34,670.28x = 571,063,926.54
  5. Step 5: Solve for x
    x = 571,063,926.54/34,670.28
  6. Step 6: Final answer
    x = 16,471.28

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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.