Home / 14,726.21-20,322.27-8,011.89

Finding the Fourth Proportional to 14,726.21, 20,322.27 and 8,011.89

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Solution

The fourth proportional to 14,726.21, 20,322.27 and 8,011.89 is: 11,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.21 : 20,322.27 = 8,011.89 : x
  2. Step 2: Convert to fraction form
    14,726.21/20,322.27 = 8,011.89/x
  3. Step 3: Cross multiply
    14,726.21x = 20,322.27 × 8,011.89
  4. Step 4: Simplify right side
    14,726.21x = 162,819,791.79
  5. Step 5: Solve for x
    x = 162,819,791.79/14,726.21
  6. Step 6: Final answer
    x = 11,056.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.