Home / 49,657.16-74,485.44-21,573.56

Finding the Fourth Proportional to 49,657.16, 74,485.44 and 21,573.56

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Solution

The fourth proportional to 49,657.16, 74,485.44 and 21,573.56 is: 32,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,657.16 : 74,485.44 = 21,573.56 : x
  2. Step 2: Convert to fraction form
    49,657.16/74,485.44 = 21,573.56/x
  3. Step 3: Cross multiply
    49,657.16x = 74,485.44 × 21,573.56
  4. Step 4: Simplify right side
    49,657.16x = 1,606,916,108.97
  5. Step 5: Solve for x
    x = 1,606,916,108.97/49,657.16
  6. Step 6: Final answer
    x = 32,360.21

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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.