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Finding the Fourth Proportional to 14,674.17, 20,242.52 and 8,933.37

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Solution

The fourth proportional to 14,674.17, 20,242.52 and 8,933.37 is: 12,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.17 : 20,242.52 = 8,933.37 : x
  2. Step 2: Convert to fraction form
    14,674.17/20,242.52 = 8,933.37/x
  3. Step 3: Cross multiply
    14,674.17x = 20,242.52 × 8,933.37
  4. Step 4: Simplify right side
    14,674.17x = 180,833,920.89
  5. Step 5: Solve for x
    x = 180,833,920.89/14,674.17
  6. Step 6: Final answer
    x = 12,323.28

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1.5x scale

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.