Home / 35,821.02-53,717.46-12,122.04

Finding the Fourth Proportional to 35,821.02, 53,717.46 and 12,122.04

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Solution

The fourth proportional to 35,821.02, 53,717.46 and 12,122.04 is: 18,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,821.02 : 53,717.46 = 12,122.04 : x
  2. Step 2: Convert to fraction form
    35,821.02/53,717.46 = 12,122.04/x
  3. Step 3: Cross multiply
    35,821.02x = 53,717.46 × 12,122.04
  4. Step 4: Simplify right side
    35,821.02x = 651,165,198.82
  5. Step 5: Solve for x
    x = 651,165,198.82/35,821.02
  6. Step 6: Final answer
    x = 18,178.30

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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.