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Finding the Fourth Proportional to 16,596.68, 22,904.69 and 9,427.87

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Solution

The fourth proportional to 16,596.68, 22,904.69 and 9,427.87 is: 13,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,596.68 : 22,904.69 = 9,427.87 : x
  2. Step 2: Convert to fraction form
    16,596.68/22,904.69 = 9,427.87/x
  3. Step 3: Cross multiply
    16,596.68x = 22,904.69 × 9,427.87
  4. Step 4: Simplify right side
    16,596.68x = 215,942,439.71
  5. Step 5: Solve for x
    x = 215,942,439.71/16,596.68
  6. Step 6: Final answer
    x = 13,011.18

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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.