Home / 51,319.44-70,818.12-28,962

Finding the Fourth Proportional to 51,319.44, 70,818.12 and 28,962

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Solution

The fourth proportional to 51,319.44, 70,818.12 and 28,962 is: 39,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,319.44 : 70,818.12 = 28,962 : x
  2. Step 2: Convert to fraction form
    51,319.44/70,818.12 = 28,962/x
  3. Step 3: Cross multiply
    51,319.44x = 70,818.12 × 28,962
  4. Step 4: Simplify right side
    51,319.44x = 2,051,034,391.44
  5. Step 5: Solve for x
    x = 2,051,034,391.44/51,319.44
  6. Step 6: Final answer
    x = 39,966.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.