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Finding the Fourth Proportional to 16,493.63, 22,762.64 and 9,043.07

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Solution

The fourth proportional to 16,493.63, 22,762.64 and 9,043.07 is: 12,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,493.63 : 22,762.64 = 9,043.07 : x
  2. Step 2: Convert to fraction form
    16,493.63/22,762.64 = 9,043.07/x
  3. Step 3: Cross multiply
    16,493.63x = 22,762.64 × 9,043.07
  4. Step 4: Simplify right side
    16,493.63x = 205,844,055.70
  5. Step 5: Solve for x
    x = 205,844,055.70/16,493.63
  6. Step 6: Final answer
    x = 12,480.22

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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.