Home / 35,743.76-49,326.04-19,827.80

Finding the Fourth Proportional to 35,743.76, 49,326.04 and 19,827.80

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Solution

The fourth proportional to 35,743.76, 49,326.04 and 19,827.80 is: 27,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,743.76 : 49,326.04 = 19,827.80 : x
  2. Step 2: Convert to fraction form
    35,743.76/49,326.04 = 19,827.80/x
  3. Step 3: Cross multiply
    35,743.76x = 49,326.04 × 19,827.80
  4. Step 4: Simplify right side
    35,743.76x = 978,026,855.91
  5. Step 5: Solve for x
    x = 978,026,855.91/35,743.76
  6. Step 6: Final answer
    x = 27,362.17

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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.