Home / 47,675.36-71,489.76-14,389.16

Finding the Fourth Proportional to 47,675.36, 71,489.76 and 14,389.16

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Solution

The fourth proportional to 47,675.36, 71,489.76 and 14,389.16 is: 21,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675.36 : 71,489.76 = 14,389.16 : x
  2. Step 2: Convert to fraction form
    47,675.36/71,489.76 = 14,389.16/x
  3. Step 3: Cross multiply
    47,675.36x = 71,489.76 × 14,389.16
  4. Step 4: Simplify right side
    47,675.36x = 1,028,677,595.00
  5. Step 5: Solve for x
    x = 1,028,677,595.00/47,675.36
  6. Step 6: Final answer
    x = 21,576.71

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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.