Home / 47,532.96-71,312.64-14,253.12

Finding the Fourth Proportional to 47,532.96, 71,312.64 and 14,253.12

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Solution

The fourth proportional to 47,532.96, 71,312.64 and 14,253.12 is: 21,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,532.96 : 71,312.64 = 14,253.12 : x
  2. Step 2: Convert to fraction form
    47,532.96/71,312.64 = 14,253.12/x
  3. Step 3: Cross multiply
    47,532.96x = 71,312.64 × 14,253.12
  4. Step 4: Simplify right side
    47,532.96x = 1,016,427,615.44
  5. Step 5: Solve for x
    x = 1,016,427,615.44/47,532.96
  6. Step 6: Final answer
    x = 21,383.64

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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.