Home / 55,031.03-82,512.82-23,423.10

Finding the Fourth Proportional to 55,031.03, 82,512.82 and 23,423.10

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Solution

The fourth proportional to 55,031.03, 82,512.82 and 23,423.10 is: 35,120.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,031.03 : 82,512.82 = 23,423.10 : x
  2. Step 2: Convert to fraction form
    55,031.03/82,512.82 = 23,423.10/x
  3. Step 3: Cross multiply
    55,031.03x = 82,512.82 × 23,423.10
  4. Step 4: Simplify right side
    55,031.03x = 1,932,705,666.16
  5. Step 5: Solve for x
    x = 1,932,705,666.16/55,031.03
  6. Step 6: Final answer
    x = 35,120.29

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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.