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Finding the Fourth Proportional to 16,341.99, 22,558.80 and 11,043.99

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Solution

The fourth proportional to 16,341.99, 22,558.80 and 11,043.99 is: 15,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,341.99 : 22,558.80 = 11,043.99 : x
  2. Step 2: Convert to fraction form
    16,341.99/22,558.80 = 11,043.99/x
  3. Step 3: Cross multiply
    16,341.99x = 22,558.80 × 11,043.99
  4. Step 4: Simplify right side
    16,341.99x = 249,139,161.61
  5. Step 5: Solve for x
    x = 249,139,161.61/16,341.99
  6. Step 6: Final answer
    x = 15,245.34

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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.