Home / 16,688.43-23,029.92-9,614.70

Finding the Fourth Proportional to 16,688.43, 23,029.92 and 9,614.70

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Solution

The fourth proportional to 16,688.43, 23,029.92 and 9,614.70 is: 13,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.43 : 23,029.92 = 9,614.70 : x
  2. Step 2: Convert to fraction form
    16,688.43/23,029.92 = 9,614.70/x
  3. Step 3: Cross multiply
    16,688.43x = 23,029.92 × 9,614.70
  4. Step 4: Simplify right side
    16,688.43x = 221,425,771.82
  5. Step 5: Solve for x
    x = 221,425,771.82/16,688.43
  6. Step 6: Final answer
    x = 13,268.22

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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.