Home / 14,243.81-21,237.46-13,058.24

Finding the Fourth Proportional to 14,243.81, 21,237.46 and 13,058.24

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Solution

The fourth proportional to 14,243.81, 21,237.46 and 13,058.24 is: 19,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.81 : 21,237.46 = 13,058.24 : x
  2. Step 2: Convert to fraction form
    14,243.81/21,237.46 = 13,058.24/x
  3. Step 3: Cross multiply
    14,243.81x = 21,237.46 × 13,058.24
  4. Step 4: Simplify right side
    14,243.81x = 277,323,710.84
  5. Step 5: Solve for x
    x = 277,323,710.84/14,243.81
  6. Step 6: Final answer
    x = 19,469.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.