Home / 30,531.53-45,795.67-9,753.41

Finding the Fourth Proportional to 30,531.53, 45,795.67 and 9,753.41

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Solution

The fourth proportional to 30,531.53, 45,795.67 and 9,753.41 is: 14,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,531.53 : 45,795.67 = 9,753.41 : x
  2. Step 2: Convert to fraction form
    30,531.53/45,795.67 = 9,753.41/x
  3. Step 3: Cross multiply
    30,531.53x = 45,795.67 × 9,753.41
  4. Step 4: Simplify right side
    30,531.53x = 446,663,692.37
  5. Step 5: Solve for x
    x = 446,663,692.37/30,531.53
  6. Step 6: Final answer
    x = 14,629.59

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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.