Home / 19,690.02-29,536.79-6,542.51

Finding the Fourth Proportional to 19,690.02, 29,536.79 and 6,542.51

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Solution

The fourth proportional to 19,690.02, 29,536.79 and 6,542.51 is: 9,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.02 : 29,536.79 = 6,542.51 : x
  2. Step 2: Convert to fraction form
    19,690.02/29,536.79 = 6,542.51/x
  3. Step 3: Cross multiply
    19,690.02x = 29,536.79 × 6,542.51
  4. Step 4: Simplify right side
    19,690.02x = 193,244,563.55
  5. Step 5: Solve for x
    x = 193,244,563.55/19,690.02
  6. Step 6: Final answer
    x = 9,814.34

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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.