Home / 42,632.36-63,956.10-13,049.54

Finding the Fourth Proportional to 42,632.36, 63,956.10 and 13,049.54

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Solution

The fourth proportional to 42,632.36, 63,956.10 and 13,049.54 is: 19,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,632.36 : 63,956.10 = 13,049.54 : x
  2. Step 2: Convert to fraction form
    42,632.36/63,956.10 = 13,049.54/x
  3. Step 3: Cross multiply
    42,632.36x = 63,956.10 × 13,049.54
  4. Step 4: Simplify right side
    42,632.36x = 834,597,685.19
  5. Step 5: Solve for x
    x = 834,597,685.19/42,632.36
  6. Step 6: Final answer
    x = 19,576.62

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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.