Home / 35,898.72-49,534.40-19,982.80

Finding the Fourth Proportional to 35,898.72, 49,534.40 and 19,982.80

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Solution

The fourth proportional to 35,898.72, 49,534.40 and 19,982.80 is: 27,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,898.72 : 49,534.40 = 19,982.80 : x
  2. Step 2: Convert to fraction form
    35,898.72/49,534.40 = 19,982.80/x
  3. Step 3: Cross multiply
    35,898.72x = 49,534.40 × 19,982.80
  4. Step 4: Simplify right side
    35,898.72x = 989,836,008.32
  5. Step 5: Solve for x
    x = 989,836,008.32/35,898.72
  6. Step 6: Final answer
    x = 27,573.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.