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Finding the Fourth Proportional to 15,446.51, 22,971.03 and 14,954.43

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Solution

The fourth proportional to 15,446.51, 22,971.03 and 14,954.43 is: 22,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.51 : 22,971.03 = 14,954.43 : x
  2. Step 2: Convert to fraction form
    15,446.51/22,971.03 = 14,954.43/x
  3. Step 3: Cross multiply
    15,446.51x = 22,971.03 × 14,954.43
  4. Step 4: Simplify right side
    15,446.51x = 343,518,660.16
  5. Step 5: Solve for x
    x = 343,518,660.16/15,446.51
  6. Step 6: Final answer
    x = 22,239.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.