Home / 19,710.56-29,569.73-7,230.70

Finding the Fourth Proportional to 19,710.56, 29,569.73 and 7,230.70

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Solution

The fourth proportional to 19,710.56, 29,569.73 and 7,230.70 is: 10,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.56 : 29,569.73 = 7,230.70 : x
  2. Step 2: Convert to fraction form
    19,710.56/29,569.73 = 7,230.70/x
  3. Step 3: Cross multiply
    19,710.56x = 29,569.73 × 7,230.70
  4. Step 4: Simplify right side
    19,710.56x = 213,809,846.71
  5. Step 5: Solve for x
    x = 213,809,846.71/19,710.56
  6. Step 6: Final answer
    x = 10,847.48

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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.