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Finding the Fourth Proportional to 16,659.11, 24,988.63 and 4,347.11

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Solution

The fourth proportional to 16,659.11, 24,988.63 and 4,347.11 is: 6,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.11 : 24,988.63 = 4,347.11 : x
  2. Step 2: Convert to fraction form
    16,659.11/24,988.63 = 4,347.11/x
  3. Step 3: Cross multiply
    16,659.11x = 24,988.63 × 4,347.11
  4. Step 4: Simplify right side
    16,659.11x = 108,628,323.36
  5. Step 5: Solve for x
    x = 108,628,323.36/16,659.11
  6. Step 6: Final answer
    x = 6,520.66

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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.