Home / 47,485.36-71,244.42-17,911.66

Finding the Fourth Proportional to 47,485.36, 71,244.42 and 17,911.66

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Solution

The fourth proportional to 47,485.36, 71,244.42 and 17,911.66 is: 26,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485.36 : 71,244.42 = 17,911.66 : x
  2. Step 2: Convert to fraction form
    47,485.36/71,244.42 = 17,911.66/x
  3. Step 3: Cross multiply
    47,485.36x = 71,244.42 × 17,911.66
  4. Step 4: Simplify right side
    47,485.36x = 1,276,105,827.94
  5. Step 5: Solve for x
    x = 1,276,105,827.94/47,485.36
  6. Step 6: Final answer
    x = 26,873.67

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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.