Home / 52,676.75-72,693.44-28,803.59

Finding the Fourth Proportional to 52,676.75, 72,693.44 and 28,803.59

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Solution

The fourth proportional to 52,676.75, 72,693.44 and 28,803.59 is: 39,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,676.75 : 72,693.44 = 28,803.59 : x
  2. Step 2: Convert to fraction form
    52,676.75/72,693.44 = 28,803.59/x
  3. Step 3: Cross multiply
    52,676.75x = 72,693.44 × 28,803.59
  4. Step 4: Simplify right side
    52,676.75x = 2,093,832,041.45
  5. Step 5: Solve for x
    x = 2,093,832,041.45/52,676.75
  6. Step 6: Final answer
    x = 39,748.70

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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.