Home / 47,751.41-71,602.50-21,433.59

Finding the Fourth Proportional to 47,751.41, 71,602.50 and 21,433.59

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Solution

The fourth proportional to 47,751.41, 71,602.50 and 21,433.59 is: 32,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,751.41 : 71,602.50 = 21,433.59 : x
  2. Step 2: Convert to fraction form
    47,751.41/71,602.50 = 21,433.59/x
  3. Step 3: Cross multiply
    47,751.41x = 71,602.50 × 21,433.59
  4. Step 4: Simplify right side
    47,751.41x = 1,534,698,627.98
  5. Step 5: Solve for x
    x = 1,534,698,627.98/47,751.41
  6. Step 6: Final answer
    x = 32,139.34

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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.