Home / 21,763.38-32,661.63-14,365.38

Finding the Fourth Proportional to 21,763.38, 32,661.63 and 14,365.38

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Solution

The fourth proportional to 21,763.38, 32,661.63 and 14,365.38 is: 21,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.38 : 32,661.63 = 14,365.38 : x
  2. Step 2: Convert to fraction form
    21,763.38/32,661.63 = 14,365.38/x
  3. Step 3: Cross multiply
    21,763.38x = 32,661.63 × 14,365.38
  4. Step 4: Simplify right side
    21,763.38x = 469,196,726.37
  5. Step 5: Solve for x
    x = 469,196,726.37/21,763.38
  6. Step 6: Final answer
    x = 21,559.00

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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.