Home / 47,277.20-71,021.40-39,501.20

Finding the Fourth Proportional to 47,277.20, 71,021.40 and 39,501.20

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Solution

The fourth proportional to 47,277.20, 71,021.40 and 39,501.20 is: 59,340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,277.20 : 71,021.40 = 39,501.20 : x
  2. Step 2: Convert to fraction form
    47,277.20/71,021.40 = 39,501.20/x
  3. Step 3: Cross multiply
    47,277.20x = 71,021.40 × 39,501.20
  4. Step 4: Simplify right side
    47,277.20x = 2,805,430,525.68
  5. Step 5: Solve for x
    x = 2,805,430,525.68/47,277.20
  6. Step 6: Final answer
    x = 59,340.03

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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.