Home / 34,818.63-52,112.40-31,705.80

Finding the Fourth Proportional to 34,818.63, 52,112.40 and 31,705.80

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Solution

The fourth proportional to 34,818.63, 52,112.40 and 31,705.80 is: 47,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.63 : 52,112.40 = 31,705.80 : x
  2. Step 2: Convert to fraction form
    34,818.63/52,112.40 = 31,705.80/x
  3. Step 3: Cross multiply
    34,818.63x = 52,112.40 × 31,705.80
  4. Step 4: Simplify right side
    34,818.63x = 1,652,265,331.92
  5. Step 5: Solve for x
    x = 1,652,265,331.92/34,818.63
  6. Step 6: Final answer
    x = 47,453.48

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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.