Home / 49,706.46-74,557.20-18,539.28

Finding the Fourth Proportional to 49,706.46, 74,557.20 and 18,539.28

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Solution

The fourth proportional to 49,706.46, 74,557.20 and 18,539.28 is: 27,807.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,706.46 : 74,557.20 = 18,539.28 : x
  2. Step 2: Convert to fraction form
    49,706.46/74,557.20 = 18,539.28/x
  3. Step 3: Cross multiply
    49,706.46x = 74,557.20 × 18,539.28
  4. Step 4: Simplify right side
    49,706.46x = 1,382,236,806.82
  5. Step 5: Solve for x
    x = 1,382,236,806.82/49,706.46
  6. Step 6: Final answer
    x = 27,807.99

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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.