Home / 16,913.72-23,340.46-9,360.37

Finding the Fourth Proportional to 16,913.72, 23,340.46 and 9,360.37

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Solution

The fourth proportional to 16,913.72, 23,340.46 and 9,360.37 is: 12,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.72 : 23,340.46 = 9,360.37 : x
  2. Step 2: Convert to fraction form
    16,913.72/23,340.46 = 9,360.37/x
  3. Step 3: Cross multiply
    16,913.72x = 23,340.46 × 9,360.37
  4. Step 4: Simplify right side
    16,913.72x = 218,475,178.07
  5. Step 5: Solve for x
    x = 218,475,178.07/16,913.72
  6. Step 6: Final answer
    x = 12,917.04

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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.