Home / 19,710.36-29,569.43-7,230.50

Finding the Fourth Proportional to 19,710.36, 29,569.43 and 7,230.50

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Solution

The fourth proportional to 19,710.36, 29,569.43 and 7,230.50 is: 10,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.36 : 29,569.43 = 7,230.50 : x
  2. Step 2: Convert to fraction form
    19,710.36/29,569.43 = 7,230.50/x
  3. Step 3: Cross multiply
    19,710.36x = 29,569.43 × 7,230.50
  4. Step 4: Simplify right side
    19,710.36x = 213,801,717.62
  5. Step 5: Solve for x
    x = 213,801,717.62/19,710.36
  6. Step 6: Final answer
    x = 10,847.17

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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.