Home / 34,712.40-52,057.83-12,522.88

Finding the Fourth Proportional to 34,712.40, 52,057.83 and 12,522.88

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Solution

The fourth proportional to 34,712.40, 52,057.83 and 12,522.88 is: 18,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.40 : 52,057.83 = 12,522.88 : x
  2. Step 2: Convert to fraction form
    34,712.40/52,057.83 = 12,522.88/x
  3. Step 3: Cross multiply
    34,712.40x = 52,057.83 × 12,522.88
  4. Step 4: Simplify right side
    34,712.40x = 651,913,835.72
  5. Step 5: Solve for x
    x = 651,913,835.72/34,712.40
  6. Step 6: Final answer
    x = 18,780.43

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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.