Home / 16,688.00-23,029.45-9,134.37

Finding the Fourth Proportional to 16,688.00, 23,029.45 and 9,134.37

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Solution

The fourth proportional to 16,688.00, 23,029.45 and 9,134.37 is: 12,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.00 : 23,029.45 = 9,134.37 : x
  2. Step 2: Convert to fraction form
    16,688.00/23,029.45 = 9,134.37/x
  3. Step 3: Cross multiply
    16,688.00x = 23,029.45 × 9,134.37
  4. Step 4: Simplify right side
    16,688.00x = 210,359,571.79
  5. Step 5: Solve for x
    x = 210,359,571.79/16,688.00
  6. Step 6: Final answer
    x = 12,605.44

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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.