Home / 47,835.16-71,769.14-18,257.35

Finding the Fourth Proportional to 47,835.16, 71,769.14 and 18,257.35

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Solution

The fourth proportional to 47,835.16, 71,769.14 and 18,257.35 is: 27,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.16 : 71,769.14 = 18,257.35 : x
  2. Step 2: Convert to fraction form
    47,835.16/71,769.14 = 18,257.35/x
  3. Step 3: Cross multiply
    47,835.16x = 71,769.14 × 18,257.35
  4. Step 4: Simplify right side
    47,835.16x = 1,310,314,240.50
  5. Step 5: Solve for x
    x = 1,310,314,240.50/47,835.16
  6. Step 6: Final answer
    x = 27,392.28

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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.