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Finding the Fourth Proportional to 14,588.01, 21,881.76 and 4,727.31

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Solution

The fourth proportional to 14,588.01, 21,881.76 and 4,727.31 is: 7,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.01 : 21,881.76 = 4,727.31 : x
  2. Step 2: Convert to fraction form
    14,588.01/21,881.76 = 4,727.31/x
  3. Step 3: Cross multiply
    14,588.01x = 21,881.76 × 4,727.31
  4. Step 4: Simplify right side
    14,588.01x = 103,441,862.87
  5. Step 5: Solve for x
    x = 103,441,862.87/14,588.01
  6. Step 6: Final answer
    x = 7,090.88

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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.