Home / 47,005.75-70,512.27-15,841

Finding the Fourth Proportional to 47,005.75, 70,512.27 and 15,841

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Solution

The fourth proportional to 47,005.75, 70,512.27 and 15,841 is: 23,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,005.75 : 70,512.27 = 15,841 : x
  2. Step 2: Convert to fraction form
    47,005.75/70,512.27 = 15,841/x
  3. Step 3: Cross multiply
    47,005.75x = 70,512.27 × 15,841
  4. Step 4: Simplify right side
    47,005.75x = 1,116,984,869.07
  5. Step 5: Solve for x
    x = 1,116,984,869.07/47,005.75
  6. Step 6: Final answer
    x = 23,762.73

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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.