Home / 47,515.62-71,328.60-27,808.32

Finding the Fourth Proportional to 47,515.62, 71,328.60 and 27,808.32

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Solution

The fourth proportional to 47,515.62, 71,328.60 and 27,808.32 is: 41,744.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,515.62 : 71,328.60 = 27,808.32 : x
  2. Step 2: Convert to fraction form
    47,515.62/71,328.60 = 27,808.32/x
  3. Step 3: Cross multiply
    47,515.62x = 71,328.60 × 27,808.32
  4. Step 4: Simplify right side
    47,515.62x = 1,983,528,533.95
  5. Step 5: Solve for x
    x = 1,983,528,533.95/47,515.62
  6. Step 6: Final answer
    x = 41,744.77

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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.