Home / 16,047.20-22,151.20-14,365.56

Finding the Fourth Proportional to 16,047.20, 22,151.20 and 14,365.56

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Solution

The fourth proportional to 16,047.20, 22,151.20 and 14,365.56 is: 19,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,047.20 : 22,151.20 = 14,365.56 : x
  2. Step 2: Convert to fraction form
    16,047.20/22,151.20 = 14,365.56/x
  3. Step 3: Cross multiply
    16,047.20x = 22,151.20 × 14,365.56
  4. Step 4: Simplify right side
    16,047.20x = 318,214,392.67
  5. Step 5: Solve for x
    x = 318,214,392.67/16,047.20
  6. Step 6: Final answer
    x = 19,829.90

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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.