Home / 21,836.14-32,726.80-9,341.48

Finding the Fourth Proportional to 21,836.14, 32,726.80 and 9,341.48

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Solution

The fourth proportional to 21,836.14, 32,726.80 and 9,341.48 is: 14,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836.14 : 32,726.80 = 9,341.48 : x
  2. Step 2: Convert to fraction form
    21,836.14/32,726.80 = 9,341.48/x
  3. Step 3: Cross multiply
    21,836.14x = 32,726.80 × 9,341.48
  4. Step 4: Simplify right side
    21,836.14x = 305,716,747.66
  5. Step 5: Solve for x
    x = 305,716,747.66/21,836.14
  6. Step 6: Final answer
    x = 14,000.49

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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.