Home / 47,975.81-71,813.03-39,577.73

Finding the Fourth Proportional to 47,975.81, 71,813.03 and 39,577.73

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Solution

The fourth proportional to 47,975.81, 71,813.03 and 39,577.73 is: 59,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,975.81 : 71,813.03 = 39,577.73 : x
  2. Step 2: Convert to fraction form
    47,975.81/71,813.03 = 39,577.73/x
  3. Step 3: Cross multiply
    47,975.81x = 71,813.03 × 39,577.73
  4. Step 4: Simplify right side
    47,975.81x = 2,842,196,154.87
  5. Step 5: Solve for x
    x = 2,842,196,154.87/47,975.81
  6. Step 6: Final answer
    x = 59,242.28

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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.