Home / 49,614.80-74,434.20-14,555.60

Finding the Fourth Proportional to 49,614.80, 74,434.20 and 14,555.60

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Solution

The fourth proportional to 49,614.80, 74,434.20 and 14,555.60 is: 21,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,614.80 : 74,434.20 = 14,555.60 : x
  2. Step 2: Convert to fraction form
    49,614.80/74,434.20 = 14,555.60/x
  3. Step 3: Cross multiply
    49,614.80x = 74,434.20 × 14,555.60
  4. Step 4: Simplify right side
    49,614.80x = 1,083,434,441.52
  5. Step 5: Solve for x
    x = 1,083,434,441.52/49,614.80
  6. Step 6: Final answer
    x = 21,836.92

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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.