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Finding the Fourth Proportional to 14,679.94, 22,019.64 and 5,914.63

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Solution

The fourth proportional to 14,679.94, 22,019.64 and 5,914.63 is: 8,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.94 : 22,019.64 = 5,914.63 : x
  2. Step 2: Convert to fraction form
    14,679.94/22,019.64 = 5,914.63/x
  3. Step 3: Cross multiply
    14,679.94x = 22,019.64 × 5,914.63
  4. Step 4: Simplify right side
    14,679.94x = 130,238,023.33
  5. Step 5: Solve for x
    x = 130,238,023.33/14,679.94
  6. Step 6: Final answer
    x = 8,871.84

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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.