Home / 16,688.64-22,977.82-14,165.48

Finding the Fourth Proportional to 16,688.64, 22,977.82 and 14,165.48

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Solution

The fourth proportional to 16,688.64, 22,977.82 and 14,165.48 is: 19,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.64 : 22,977.82 = 14,165.48 : x
  2. Step 2: Convert to fraction form
    16,688.64/22,977.82 = 14,165.48/x
  3. Step 3: Cross multiply
    16,688.64x = 22,977.82 × 14,165.48
  4. Step 4: Simplify right side
    16,688.64x = 325,491,849.65
  5. Step 5: Solve for x
    x = 325,491,849.65/16,688.64
  6. Step 6: Final answer
    x = 19,503.80

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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.