Home / 41,715.12-62,528.88-19,509.78

Finding the Fourth Proportional to 41,715.12, 62,528.88 and 19,509.78

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Solution

The fourth proportional to 41,715.12, 62,528.88 and 19,509.78 is: 29,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,715.12 : 62,528.88 = 19,509.78 : x
  2. Step 2: Convert to fraction form
    41,715.12/62,528.88 = 19,509.78/x
  3. Step 3: Cross multiply
    41,715.12x = 62,528.88 × 19,509.78
  4. Step 4: Simplify right side
    41,715.12x = 1,219,924,692.45
  5. Step 5: Solve for x
    x = 1,219,924,692.45/41,715.12
  6. Step 6: Final answer
    x = 29,244.19

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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.