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Finding the Fourth Proportional to 14,682.84, 22,009.48 and 8,440.98

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Solution

The fourth proportional to 14,682.84, 22,009.48 and 8,440.98 is: 12,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,682.84 : 22,009.48 = 8,440.98 : x
  2. Step 2: Convert to fraction form
    14,682.84/22,009.48 = 8,440.98/x
  3. Step 3: Cross multiply
    14,682.84x = 22,009.48 × 8,440.98
  4. Step 4: Simplify right side
    14,682.84x = 185,781,580.49
  5. Step 5: Solve for x
    x = 185,781,580.49/14,682.84
  6. Step 6: Final answer
    x = 12,652.97

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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.