Home / 47,943.68-71,849.84-30,425.81

Finding the Fourth Proportional to 47,943.68, 71,849.84 and 30,425.81

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Solution

The fourth proportional to 47,943.68, 71,849.84 and 30,425.81 is: 45,597.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.68 : 71,849.84 = 30,425.81 : x
  2. Step 2: Convert to fraction form
    47,943.68/71,849.84 = 30,425.81/x
  3. Step 3: Cross multiply
    47,943.68x = 71,849.84 × 30,425.81
  4. Step 4: Simplify right side
    47,943.68x = 2,186,089,068.99
  5. Step 5: Solve for x
    x = 2,186,089,068.99/47,943.68
  6. Step 6: Final answer
    x = 45,597.03

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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.