Home / 47,618.40-71,336.88-29,578.08

Finding the Fourth Proportional to 47,618.40, 71,336.88 and 29,578.08

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Solution

The fourth proportional to 47,618.40, 71,336.88 and 29,578.08 is: 44,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.40 : 71,336.88 = 29,578.08 : x
  2. Step 2: Convert to fraction form
    47,618.40/71,336.88 = 29,578.08/x
  3. Step 3: Cross multiply
    47,618.40x = 71,336.88 × 29,578.08
  4. Step 4: Simplify right side
    47,618.40x = 2,110,007,943.59
  5. Step 5: Solve for x
    x = 2,110,007,943.59/47,618.40
  6. Step 6: Final answer
    x = 44,310.77

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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.