Home / 52,644.02-78,960.22-13,201.13

Finding the Fourth Proportional to 52,644.02, 78,960.22 and 13,201.13

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Solution

The fourth proportional to 52,644.02, 78,960.22 and 13,201.13 is: 19,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,644.02 : 78,960.22 = 13,201.13 : x
  2. Step 2: Convert to fraction form
    52,644.02/78,960.22 = 13,201.13/x
  3. Step 3: Cross multiply
    52,644.02x = 78,960.22 × 13,201.13
  4. Step 4: Simplify right side
    52,644.02x = 1,042,364,293.45
  5. Step 5: Solve for x
    x = 1,042,364,293.45/52,644.02
  6. Step 6: Final answer
    x = 19,800.24

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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.