Home / 48,123.65-72,185.24-13,063.28

Finding the Fourth Proportional to 48,123.65, 72,185.24 and 13,063.28

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Solution

The fourth proportional to 48,123.65, 72,185.24 and 13,063.28 is: 19,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,123.65 : 72,185.24 = 13,063.28 : x
  2. Step 2: Convert to fraction form
    48,123.65/72,185.24 = 13,063.28/x
  3. Step 3: Cross multiply
    48,123.65x = 72,185.24 × 13,063.28
  4. Step 4: Simplify right side
    48,123.65x = 942,975,673.72
  5. Step 5: Solve for x
    x = 942,975,673.72/48,123.65
  6. Step 6: Final answer
    x = 19,594.85

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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.