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Finding the Fourth Proportional to 18,046.71, 27,004.46 and 14,897.43

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Solution

The fourth proportional to 18,046.71, 27,004.46 and 14,897.43 is: 22,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.71 : 27,004.46 = 14,897.43 : x
  2. Step 2: Convert to fraction form
    18,046.71/27,004.46 = 14,897.43/x
  3. Step 3: Cross multiply
    18,046.71x = 27,004.46 × 14,897.43
  4. Step 4: Simplify right side
    18,046.71x = 402,296,978.05
  5. Step 5: Solve for x
    x = 402,296,978.05/18,046.71
  6. Step 6: Final answer
    x = 22,291.98

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1.5x scale

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.