Home / 47,829.49-71,741.80-14,548.81

Finding the Fourth Proportional to 47,829.49, 71,741.80 and 14,548.81

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Solution

The fourth proportional to 47,829.49, 71,741.80 and 14,548.81 is: 21,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,829.49 : 71,741.80 = 14,548.81 : x
  2. Step 2: Convert to fraction form
    47,829.49/71,741.80 = 14,548.81/x
  3. Step 3: Cross multiply
    47,829.49x = 71,741.80 × 14,548.81
  4. Step 4: Simplify right side
    47,829.49x = 1,043,757,817.26
  5. Step 5: Solve for x
    x = 1,043,757,817.26/47,829.49
  6. Step 6: Final answer
    x = 21,822.47

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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.