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Finding the Fourth Proportional to 16,602.84, 22,918.05 and 10,230.48

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Solution

The fourth proportional to 16,602.84, 22,918.05 and 10,230.48 is: 14,121.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.84 : 22,918.05 = 10,230.48 : x
  2. Step 2: Convert to fraction form
    16,602.84/22,918.05 = 10,230.48/x
  3. Step 3: Cross multiply
    16,602.84x = 22,918.05 × 10,230.48
  4. Step 4: Simplify right side
    16,602.84x = 234,462,652.16
  5. Step 5: Solve for x
    x = 234,462,652.16/16,602.84
  6. Step 6: Final answer
    x = 14,121.84

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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.