Home / 19,569.94-29,313.30-13,248.66

Finding the Fourth Proportional to 19,569.94, 29,313.30 and 13,248.66

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Solution

The fourth proportional to 19,569.94, 29,313.30 and 13,248.66 is: 19,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.94 : 29,313.30 = 13,248.66 : x
  2. Step 2: Convert to fraction form
    19,569.94/29,313.30 = 13,248.66/x
  3. Step 3: Cross multiply
    19,569.94x = 29,313.30 × 13,248.66
  4. Step 4: Simplify right side
    19,569.94x = 388,361,945.18
  5. Step 5: Solve for x
    x = 388,361,945.18/19,569.94
  6. Step 6: Final answer
    x = 19,844.82

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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.