Home / 47,839.15-71,762.39-14,562.05

Finding the Fourth Proportional to 47,839.15, 71,762.39 and 14,562.05

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Solution

The fourth proportional to 47,839.15, 71,762.39 and 14,562.05 is: 21,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,839.15 : 71,762.39 = 14,562.05 : x
  2. Step 2: Convert to fraction form
    47,839.15/71,762.39 = 14,562.05/x
  3. Step 3: Cross multiply
    47,839.15x = 71,762.39 × 14,562.05
  4. Step 4: Simplify right side
    47,839.15x = 1,045,007,438.49
  5. Step 5: Solve for x
    x = 1,045,007,438.49/47,839.15
  6. Step 6: Final answer
    x = 21,844.19

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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.